Ask This Old House(2002–)

Deadbolt Installation; Hedge Trimming; Hot Water Heater

Installing a deadbolt; trimming hedges; fixing a heating system.

Newel Renewal; What Is It? Replacing a Water Heater

Securing a shaky newel post at the top of a stairway; replacing a 50-year-old water heater.

Slate Walkway; What Is It? Shower Stall Leak

Restoring a slate walkway; repairing a leak in a fiberglass shower stall.

Fixing a Hole; What Is It? 14-Inch Rough-in Toilet

Repairing holes in drywall; replacing a large 1920s wall-mounted toilet.

Drywell Installation; What Is It? Getting a Grip

Installing a backyard drywell; installing a bathtub safety grab bar.

Window Trimming; Utility Boxes; What Is It? Kitchen Faucet

Installing interior window trim; hiding utility boxes in front of a house; fixing a broken spray hose on a kitchen faucet.

Groundcover Planting; Opening Stuck Windows

Replacing ailing grass with ivy and pachysandra; opening double-hung windows that are painted shut.

Prefinished Engineered Floor; Replacing a Sink Stopper

Replacing wall-to-wall carpeting with pre-finished hardwood flooring; pros and cons of floors; replacing a rusty bathroom sink stopper.

Poison Ivy Removal; What Is It? Installing a Shingles Corner

Removing poison ivy from the yard without using herbicides; weaving cedar shingles on an outside corner of a house.

Chimney Liner; What Is It? Toilet Tank Condensation

Chimney flue repairs; installing an anti-sweat valve to prevent condensation on a toilet tank.

Stairway Handrail; What Is It? Transplanting a Rhododendron

Installing a staircase handrail; transplanting a rhododendron.

Drip Irrigation Repair; What Is It? Leaky Tile Tub

Repairing an irrigation system; fixing a bathtub leak.

Squeaky Hardwood Floors; What Is It? Building Timber Stairs

Silencing squeaky hardwood floors; building a set of timber stairs.

Walkway Installation; What Is It? Cutting Accurate Miters

Brick-walk installation; cutting a miter in wood trim.

Sliding Closet Doors; What Is It? Electric Heat; Paint Colors

Fixing sliding closet doors; electric radiant floor heat; selecting exterior paint colors.

Water Quality Testing; What Is It? Damaged Floorboard

Examining water quality; installing a water softener and filter; replacing a rotten board in hardwood flooring.

Snaking Speaker Wire; What Is It? Planting a Tree

Snaking wire through exterior walls; planting a magnolia tree.

Deterring Deer; PVC Pipe; What Is It? Sagging Shower Door

Protecting shrubs from deer; pipe connections; fixing a shower door that will not close properly.

Cutting Glass; Climbing Vines; What Is It? Portable Aircon

Cutting a pane of glass; planting climbing vines; installing a portable air conditioner.

Programmable Thermostat; What Is It? Plaster and Lath Wall

Programmable thermostat installation; repairing a cracked plaster and lath wall.

Steam Radiator; What Is It? Preparing Raised Garden Beds

Air vent replacement; repairing a steam radiator's shut-off valve; preparing garden beds for winter.

Curved Molding; Buying Wire Foot; What Is It? Maple Syrup

Installing a curved basecap molding in a stairwell; purchasing electrical wire by the foot; collecting sap and making maple syrup.

Radiant Heat; What Is It? Prep Aluminum Siding for Paint

Installing a curved basecap molding in a stairwell; purchasing electrical wire by the foot; collecting sap and making maple syrup.

Track Light; Drywall Repair Clips; Noisy Baseboard Heaters

Installing track lighting in the kitchen; how to quiet noisy baseboard heaters.

Copper Pipe Corrosion; What Is It? Stripping a Drafty Door

Corroded copper pipes; how to replace worn-out weather stripping around a kitchen door.

Repairing a Window Screen; Saving the Rain; Looking for Headroom

In the debut episode, Steve joined Richard, Roger and Tom in the Ask This Old House loft to give viewers a chance to ask questions and get expert advice about their homes. Tom shows Steve how to build a replacement window screen using inexpensive parts purchased from a home center. Roger demonstrates how an old barrel can be used to water a garden. Responding to a letter from a homeowner, Richard and Steve demonstrate how to fix and a leak in a 20-year-old dishwasher. Roger demonstrates the proper technique for sharpening lawn mower blades. Tom hits the road for the first House Call of the season, to a tall homeowner whose low ceiling threatens to knock him out on his way to the basement. More Info & Resources

Edging a Lawn; Selecting Drill Bits; What Is It?; Fighting Fire

Our first House call of the season takes us to Beverly, Massachusetts, where Roger shows new homeowners Todd and Chrissy Fratzel the proper way to edge a lawn and flower bed. Back in the loft, Tom gives some lessons on choosing drill bits. Then the guys ask ""What Is It?"" Finally, Kevin visits Captain Hugh Duffy at the Boston Fire Department Training Center for some lessons on choosing the right type of fire extinguisher. More Info & Resources

Collapsing Garage Roof; Installing a Dry Well

Ask This Old House kicks off its 7th season on PBS. General contractor Tom Silva prevents a garage roof from collapsing by replacing a rotting support post. Then Tom, along with host Kevin O'Connor, landscaping contractor Roger Cook and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Roger helps two homeowners dry out their basement by installing a dry well to handle discharge from their sump pump.

Mature Tree; Noisy Heating System

Landscaping contractor Roger Cook shows a pair of homeowners how to transplant a large, mature tree to their front yard. Then Roger, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey and general contractor Tom Silva ask, "What is it?" Then, Richard helps two homeowners sleep better at night by quieting their noisy heating system.

Pendant Lighting; Care for Succulents

Host Kevin O'Connor travels to Nashville, Tennessee, where he helps a pair of homeowners brighten up their kitchen with some new pendant lighting. Then, up in the loft, houseplant expert Carrie Kelly shows Roger how to care for cactus plants and other succulents.

Damaged Lawn; Curved Stair Molding

Landscaping contractor Roger Cook helps two homeowners repair the damage done to their lawn when a new well was installed. Then Roger, along with general contractor Tom Silva, plumbing and heating expert Richard Trethewey, and host Kevin O'Connor ask, "What is it?" Then, Tom shows a homeowner how to make a piece of curved stair molding with some red oak and a few simple power tools.

Increasing Water Pressure; Transplanting a Bush

Landscaping contractor Roger Cook helps a homeowner transplant a giant Rhododendron bush. Then Roger, along with plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and host Kevin O’Connor ask, "What is it?" Then, Richard helps a homeowner increase his water pressure with an electric water pressure booster.

Laminate Countertops; Brick Walkway; Furnace Filters

Up in the loft, general contractor Tom Silva shows host Kevin O’Connor how to repair damaged laminate countertops. Then, landscape contractor Roger Cook helps a homeowner rebuild a brick walkway. Then Tom, Kevin, Roger, and plumbing and heating expert Richard Trethewey ask, "What is it?" Then Richard shows Kevin several different types of filters for forced-air heating and cooling systems.

Reducing Heating Costs; Using a Whole House Fan

This episode has many tips for making your home more energy efficient. First, general contractor Tom Silva shows several different ways to seal the openings around doors, windows, and other penetrations in the shell of a house. Next, plumbing and heating expert Richard Trethewey helps a homeowner reduce his heating costs by installing a weather-responsive control on his boiler. Then, landscape contractor Roger Cook shares some tips on reducing energy costs. Finally, Tom helps a homeowner keep things cool with a whole house fan.

Waterproofing System/Installing A Privacy Screen

General contractor Tom Silva helps a homeowner prepare a shower enclosure for tile using a new type of waterproofing system. Then Tom, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey, and landscaping contractor Roger Cook ask, "What is it?" Then, Roger helps two homeowners install a privacy screen using bushes and a decorative flower garden.

Building a Retaining Wall; Loud Faucet

Landscaping contractor Roger Cook helps a pair of homeowners build a retaining wall using pressure-treated timbers. Afterward, Roger, along with general contractor Tom Silva, plumbing and heating expert Richard Trethewey and host Kevin O'Connor ask, "What is it?" Then, Richard has an easy fix for a kitchen faucet that is making a loud, shuddering sound.

Whole-House Water Filter; Repairing a Roof

Plumbing & heating expert Richard Trethewey heads to Indianapolis to help a pair of homeowners install a whole-house water filter. Then Richard, along with general contractor Tom Silva, landscaping contractor Roger Cook, and host Kevin O'Connor ask, "What is it?" Then Tom helps a homeowner repair a hole in a rubber roof and Richard shares a viewer tip for cutting PVC pipe without a saw.

Repairing a Deck; Hydrangea Bush

General contractor Tom Silva helps a homeowner repair a very dangerous deck. Then Tom, along with landscaping contractor Roger Cook, plumbing & heating expert Richard Trethewey and host Kevin O'Connor ask, "What is it?" Then, Roger helps a homeowner with a hydrangea bush that won't flower.

Removing A Boulder; Securing Loose Pipes

Landscaping contractor Roger Cook helps a pair of homeowners break apart and remove a large boulder in their backyard. Then Roger, along with host Kevin O'Connor, plumbing & heating expert Richard Trethewey and general contractor Tom Silva ask, "What is it?" Next, Richard helps two homeowners secure their loose pipes inside a shower wall and Tom shares a viewer tip about getting a secure grip on a hammer.

Energy-Efficient Water Heater; Leveling a Concrete Walkway

Plumbing & heating expert Richard Trethewey and host Kevin O'Connor replace an old tank-type water heater with a new, energy-efficient "tankless" unit fueled by propane. Then Richard and Kevin, along with landscaping contractor Roger Cook and general contractor Tom Silva ask, "What is it?" Then, Roger helps a homeowner level his sagging concrete walkway using a method called "mudjacking," and Tom shares a viewer tip for removing hammer dents from a piece of wood.

Backyard Gate; Basement Window; Using Expanding Foam

Landscaping contractor Roger Cook helps a homeowner in Charleston, South Carolina fix a sagging wooden gate. Then Roger, along with plumbing and heating expert Richard Trethewey, host Kevin O'Connor, and general contractor Tom Silva ask, "What is it?" Then, Tom helps a homeowner replace his drafty old basement windows with new energy-efficient ones. Later, up in the loft, Tom and Richard discuss how to properly use different types of liquid foam insulation to prevent drafts.

Painting Kitchen Cabinets; Installing Cabinet Accessories

This special episode is dedicated to making the most out of your existing kitchen cabinets. First, host Kevin O'Connor and expert painter Rich O'Neil show a homeowner how to prepare and paint her oak kitchen cabinets. Next, general contractor Tom Silva visits a pair of Connecticut homeowners in need of some organization solutions for their cramped, cluttered cabinets.

Bathtub Conversion; Wood Fill; Solar-Powered Fountain

Plumbing and heating expert Richard Trethewey helps a homeowner convert a claw foot bathtub into a shower. Then Richard, along with host Kevin O'Connor, general contractor Tom Silva and landscape contractor Roger Cook ask, "What is it?" Later, Tom shows Kevin how to use different types of "fillers" for both wood and PVC trim. Then Roger helps a homeowner install a solar-powered fountain in her yard.

Staining A Deck; Preventing Sewage Backups

General contractor Tom Silva helps a homeowner clean, stain and seal his mahogany backyard deck. Then Tom, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey and landscape contractor Roger Cook ask, "What is it?" Kevin makes a House call to Chicago to help a homeowner prevent sewage backup in her basement by replacing her flood control system. In the Ask This Old House loft, Tom and Richard share a viewer tip on how to remove a wood plug from a hole saw.

Tree Pruning; Installing a Shower Mixing Valve

Landscape contractor Roger Cook shows a homeowner how to prune her neglected crabapple tree properly. Then Roger, along with host Kevin O'Connor, general contractor Tom Silva and plumbing and heating expert Richard Trethewey ask, "What is it?" Later, Richard helps a homeowner install a new "anti-scald" shower-mixing valve.

Banging Pipes; Installing Fiberglass Door

Plumbing and heating expert Richard Trethewey helps a homeowner quiet his banging pipes by installing a water hammer shock suppressor. Then Richard, along with host Kevin O'Connor, general contractor Tom Silva and landscaping contractor Roger Cook ask, "What is it?" Then, Tom and Kevin show how to install a pre-hung fiberglass exterior door.

Kids Projects; Vegetable Garden; Mini-Golf; Rocket Launcher

Our annual "kids" episode features family-friendly projects that parents and kids can build together! First, landscaping contractor Roger Cook helps a 12-year-old budding master gardener build a raised bed for growing vegetables. Then, up in the loft, general contractor Tom Silva and plumbing and heating expert Richard Trethewey, with the help of several kids, build a miniature indoor golf course. Next, Kevin and a middle school teacher show some eager students how to build a model rocket launcher using commonly available household and hardware store items.

Water Saving Toilet; In-Ground Sprinkler System

Plumbing and heating expert Richard Trethewey helps a homeowner install a new "dual flush" water-saving toilet. Then Richard, along with host Kevin O'Connor, landscaping contractor Roger Cook and general contractor Tom Silva ask, "What is it?" Next, Roger and Kevin head outside to install an in-ground sprinkler system that any homeowner can install.

Heating & Cooling System Controller; Re-Grout Tile Floor

Plumbing and heating expert Richard Trethewey helps a California homeowner install a new type of "zoning" control for her forced-air heating and cooling system. Then Richard, along with landscaping contractor Roger Cook, host Kevin O'Connor and general contractor Tom Silva ask, "What is it?" Next, Tom helps a homeowner re-grout the tile floor in her master bathroom.

Basement Wallboards; Tying Knots; Storm-Damaged Trees

General contractor Tom Silva helps a homeowner prepare his concrete basement walls for finished wallboard. Then, up in the loft, plumbing and heating expert Richard Trethewey shows host Kevin O'Connor how to tie a few basic knots. Next, Tom, Kevin and Richard, along with landscaping contractor Roger Cook ask, "What is it?" Then, Roger and certified arborist Matt Foti demonstrate how to care for storm-damaged trees.

Garage Door Installation; Preventing Frozen Pipes

General contractor Tom Silva helps a homeowner install a new garage door. Then plumbing and heating expert Richard Trethewey shows a homeowner how to "winterize" his plumbing to prevent frozen pipes when the house is unoccupied.

Ventilation Fan Installation; Chemical Free Lawn Care

Kevin O'Connor and electrician Brian Bergeron help a homeowner install a new ventilation fan in her bathroom. Tom, Kevin O'Connor, and Richard Trethewey examine an unfamiliar object and try to guess how it is used. Roger Cooks show two homeowners how to care for their lawn without using pesticides or chemicals. He obtains a soil test before performing work on the lawn, then he spreads lawn fertilizer with chicken manure as the primary ingredient and uses grass seed enhanced with fungal endophytes.

Door Latch; Bamboo Privacy Screen

Our 5th season kicks off with general contractor Tom Silva helping a homeowner repair an interior door that won't latch shut. Then Tom, along with landscaping contractor Roger Cook, plumbing and heating expert Richard Trethewey and host Kevin O'Connor ask, "What is it?" Then, Roger heads for "fabulous" Las Vegas, Nevada, where he helps a pair of homeowners select and plant a privacy screen using bamboo plants.

Faucet Aerator; Houseplants; Squeaky Floors

Plumbing and heating expert Richard Trethewey helps a homeowner replace a clogged aerator on his bathroom faucet. Then, up in the loft, landscaping contractor Roger Cook is joined by plant expert Carrie Kelly to learn about caring for houseplants. Then, general contractor Tom Silva helps a homeowner quiet a squeaky subfloor hidden underneath wall-to-wall carpeting using special "breakaway" screws.

Shower Pan; Tile Backerboard; Rain Barrel

Plumbing and heating expert Richard Trethewey helps a homeowner begin to remodel his bathroom by installing a new acrylic shower base. Back in the loft, Tom demonstrates the proper way to install backerboard and tile around a new shower base. Then, landscaping contractor Roger Cook helps a homeowner save water by installing a rain barrel to catch rainwater from the roof.

Garage Cabinets; Ceiling Fan

General contractor Tom Silva heads to Las Vegas to help a young homeowner organize her garage by installing new cabinets designed especially for garages. Then, in the "What is it?" segment, host Kevin O'Connor and landscaper Roger Cook test a new type of vacuum-assisted post hole digger. Afterward, electrician John Barros visits a homeowner who needs help installing a new ceiling fan. Then, up in the loft, John shows Kevin a few other ways of installing fan-rated electrical boxes.

Plant Bulbs; Ripping Plywood; Water Hammer

Landscaping contractor Roger Cook and host Kevin O'Connor plant flower bulbs outside the barn. Then, up in the loft, general contractor Tom Silva shows Kevin how to makes straight rip cuts with a circular saw using a customized jig. Then Tom, Kevin, Roger and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Richard helps a homeowner eliminate the water hammer noise from his pipes by installing shock suppressors.

Building a Small Deck

General contractor Tom Silva helps a homeowner with a large carpentry project: rebuilding a small exterior deck. They start by removing the existing deck, which has rotted and become unstable. Together, they build a new deck, including stairs and handrails, using pressure-treated lumber and composite deck boards.

Energy Audit; Toilet Seat Bolts

Host Kevin O'Connor and energy efficiency expert Bruce Torrey conduct an energy audit of a house. Using an infra-red camera, they locate areas where weather-stripping and insulation can be improved. Then Kevin, along with plumbing and heating expert Richard Trethewey, landscaping contractor Roger Cook, and general contractor Tom Silva ask, "What is it?" Afterward, Richard demonstrates how to remove an old toilet seat that has corroded bolts.

Countertops; Chain Link Fence

Up in the loft, stone countertop expert Jason Keefe shows host Kevin O'Connor how to maintain stone countertops and prevent stains. Then Kevin, along with landscaping contractor Roger Cook, plumbing and heating expert Richard Trethewey, and general contractor Tom Silva ask, "What is it?" Afterward, Roger and fence contractor Mike McLaughlin help a homeowner install a chain link fence.

Childproofing; Sump Pump

Host Kevin O'Connor and child safety expert Jeff Baril visit a homeowner to "childproof" her home. Then Kevin, along with general contractor Tom Silva, landscaping contractor Roger Cook, and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Richard helps a homeowner install a back-up sump pump that is powered by municipal water pressure instead of electricity.

Tile Backsplash; Lawn Repair

Tile contractor Joe Ferrante helps a homeowner install a brand new kitchen backsplash using glass tile. Then, landscaping contractor Roger Cook helps a homeowner replace a damaged section of lawn using sod.

Damaged Clapboards; Felling Trees

General contractor Tom Silva shows host Kevin O'Connor how to replace damaged cedar clapboards on the exterior of a house. Then Kevin and Tom, along with landscaping contractor Roger Cook and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Roger and chainsaw expert Tim Ard show a homeowner how to fell trees safely using a chainsaw.

Mixing Valve; Tool Batteries

Plumbing and heating expert Richard Trethewey heads to San Francisco to help a homeowner repair an old shower mixing valve. Then Richard, along with host Kevin O'Connor, landscaping contractor Roger Cook, and general contractor Tom Silva ask, "What is it?" Then, up in the loft, Kevin and Tom are joined by battery expert Tim Pugh to discuss battery technology in cordless tools and proper recycling of batteries.

Mulching; Sash Weights

Landscaping contractor Roger Cook takes a homeowner shopping for mulch and shows her how to re-mulch and edge her garden beds. Then, general contractor Tom Silva shows a homeowner how to replace broken sash balancers in his double-hung windows.

Willow Pruning; Water Heater

Landscaping contractor Roger Cook and arborist Matt Foti help a homeowner properly prune his overgrown willow tree. Then, plumbing and heating expert Richard Trethewey heads to Denver to fix a hot water heating system that doesn't provide enough heat to a newly-built addition.

Clearing Drains; Installing Cabinets

Up in the loft, plumbing and heating expert Richard Trethewey shows host Kevin O'Connor different methods for clearing clogged drains. Then Richard and Kevin, along with landscaping contractor Roger Cook and general contractor Tom Silva ask, "What is it?" Afterward, Tom helps a homeowner install new kitchen cabinets.

Removing Shrubs; Extension Cords; Drain Pop-Up

Landscaping contractor Roger Cook heads to Denver to help a pair of homeowners remove an overgrown Juniper bush. Then, up in the loft, host Kevin O'Connor and general contractor Tom Silva demonstrate the proper way to coil extension cords. Then, plumbing and heating expert Richard Trethewey helps a homeowner replace a pop-up drain assembly on the pedestal sink in his bathroom.

Carpet; Table Saw Safety

Kevin O'Connor helps a homeowner select wall-to-wall carpet and install it properly with the assistance of a professional installer. Back in the Ask This Old House loft, Kevin, Tom Silva, Richard Trethewey, and Roger Cook examine an unfamiliar object and try to guess how it is used. Then Tom teaches Kevin a few important lessons for using a tablesaw safely. He demonstrates a new type of emergency brake that helps to prevent tablesaw injuries.

Vinyl Floor; In-Ground Sprinkler

Tom travels to Sacramento to help homeowners repair a damaged section in the vinyl flooring in their kitchen. In the Ask This Old House loft, Tom, Richard, Roger and Kevin examine an unfamiliar object and try to guess how it is used. Then Roger goes to Las Vegas to help a homeowner repair his leaking in-ground sprinkler system.

Painting Radiators; Standby Generator

Richard Trethewey helps a homeowner refinish her cast iron radiators. They remove the radiators and take them to a restoration specialist, who sandblasts the peeling paint and applies a new finish and makes them look new. Afterward, Kevin O'Connor travels to St. Louis to help a homeowner install a standby generator who lives an area with frequent power outages that last for several days.

Heat-Tolerant Shrub; Solar Powered Vent

Landscape contractor Roger Cook shows a homeowner how the brick stairs in front of his house have created a blistering "micro-climate," causing damage to an adjacent shrub. Together, they remove the ailing shrub and replace it with a heat-tolerant yew. Then Roger, along with host Kevin O'Connor, general contractor Tom Silva, and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Tom improves the ventilation in an attic by installing a solar-powered roof fan

Composite Decking; Noisy Steam Heat

General contractor Tom Silva removes the cracked and warped boards on an old deck and installs new composite decking using hidden fasteners. Afterward, plumbing and heating expert Richard Trethewey quiets down a noisy steam heating system

Shut-Off Valve; Climbing Roses

Richard assists a homeowner in replacing a corroded shut-off valve with a new one without using soldering. In the Ask This Old House loft, Tom, Richard, Roger and Kevin examine an unfamiliar object and try to guess how it is used. Then Roger helps a homeowner with her rose bushes so they will climb a two-rail fence.

Bathroom Radiator; Hand Planes; Crabgrass

Richard Trethewey assists a homeowner install a new bathroom radiator that will double as a towel warmer. In the Ask This Old House loft, Tom Silva shows Kevin O’Connor how to shape wood by using hand planes. Roger Cook helps a homeowner remove crabgrass from his lawn and prevent it from returning.

Mailbox; Brick Foundation Repointing

Roger Cook helps a homeowner replace a mailbox that had been damaged by snowplows. Tom Silva travels to St. Louis to help a a young couple repoint the failing mortar on the brick foundation of their home.

Edge Mowing; Water Heater; Stair Tread

Roger shows two young homeowners the proper methods for mowing and edging their front lawn. In the Ask This Old House loft, Tom, Richard, Roger and Kevin examine an unfamiliar object and try to guess how it is used. Richard shows Kevin how to repair and maintain electric water heaters. Tom helps a homeowner repair a broken stair tread using a new type of wooden dowel.

Mortared Stone Walkway Repair; Patching an Oak Floor

Our 4th season begins with a house call from landscaping contractor Roger Cook who helps a homeowner repair a loose flagstone in his mortared front walkway. Then Roger, along with general contractor Tom Silva, plumbing and heating expert Richard Trethewey, and host Kevin O'Connor ask, "What is it?" Then, Tom helps a handy homeowner patch a hardwood floor where an interior wall once stood.

Creaky Stairs; Static Cling Solution; Electric Shut-Off Valve

General contractor Tom Silva quiets a homeowner's squeaky stairs and replaces a broken baluster. Then Tom, along with plumbing and heating expert Richard Trethewey, landscaping contractor Roger Cook, and host Kevin O'Connor ask, "What is it?" Then, Richard helps a homeowner prevent a damaging flood by installing an automatic shut-off valve for her washing machine.

Under-Sink Water Filter; Planting a Drought Resistant Tree

Plumbing and heating expert Richard Trethewey helps a homeowner improve the quality of her drinking water by installing an under-sink filter. After that, Richard and host Kevin O'Connor are joined in the loft by water-filtration expert Bill McTighe who explains several other types of residential water filters. Then, landscaping contractor Roger Cook helps a homeowner select a drought-resistant tree and plant it properly in her sloped front yard.

Flat Tire; Aluminum Rain Gutter; Thermal Expansion Tank

Up in the loft, landscaping contractor Roger Cook shows host Kevin O'Connor how to repair a flat wheelbarrow tire. He also shows a new type of flat-free tire. Then, general contractor Tom Silva helps a homeowner repair an aluminum rain gutter. Then, back in the loft, Kevin and Tom demonstrate a tip sent in from a viewer on how to drill a hole in ceramic tile. Then, plumbing and heating expert Richard Trethewey helps a homeowner with a leaking T&P valve on his water heater by installing a thermal expansion tank.

Rose Bushes; Wobbly Toilet; Water Leak; Hydraulic Cement

Landscaping contractor Roger Cook heads to Grandview, Missouri to help a homeowner care for an ailing rose bush. Then Roger, along with general contractor Tom Silva, plumbing and heating expert Richard Trethewey, and host Kevin O'Connor ask, "What is it?" Up in the loft, Richard shows Kevin a number of ways to steady a wobbly toilet. Then, Tom helps a homeowner prevent water from leaking through a hole in his foundation into his basement.

Raised Garden Bed with Timbers; Clearing a Bathtub Drain

Landscaping contractor Roger Cook helps a young couple build a raised garden bed using composite landscape timbers made from recycled plastic and sawdust. Back in the loft, Roger shows host Kevin O'Connor several other types of landscape timbers, including one that has been pressure-treated with liquid glass. Then, plumbing and heating expert Richard Trethewey helps a homeowner clear a slow-draining bathtub using a plumbing snake.

Moss, Algae and Lichen; Leaky Water Valve; Planting Shade

General contractor Tom Silva shows a homeowner how to remove moss and lichen from his shade-covered roof and keep them from coming back. Then Tom, along with plumbing and heating expert Richard Trethewey, landscaping contractor Roger Cook, and host Kevin O'Connor ask, "What is it?" Up in the loft, Richard shows Kevin how to repair a leaky valve by replacing the washer and valve seat. Then, Roger helps a homeowner plant shade-loving groundcover under a 100-year-old beech tree.

Circular Saw 101; Outdoor PEX Faucet; Cabling an Oak Tree

Up in the loft, general contractor Tom Silva gives host Kevin O'Connor a few lessons on the proper use of a circular saw. Then, plumbing and heating expert Richard Trethewey installs a new outdoor faucet for a homeowner using flexible plastic tubing called PEX. Then Richard, along with Tom, Kevin and landscaping contractor Roger Cook ask, "What is it?" And arborist Matt Foti prevents a tree from splitting in half by installing steel cables and through-bolts to hold it together.

Garage Roof Re-Shingling with Asphalt; Fiberglass Shingles

Plumbing and heating expert Richard Trethewey starts the show with a suggestion sent in by a viewer. Richard shows how to use a common wire nut to save a partially-used tube of caulk and demonstrates a new replacement caulk tip. Then, general contractor Tom Silva helps a pair of homeowners replace the worn-out roof on an old garage. Together, they tear off the old roof, lay down felt paper, and re-shingle the roof using new asphalt-fiberglass shingles.

Pruning an Overgrown Privet Hedge; New Laundry Sink

Landscaping contractor Roger Cook helps a pair of homeowners tame an overgrown privet hedge with some "rejuvenation pruning." Then, plumbing and heating expert Richard Trethewey helps a homeowner install a laundry sink in the basement of her new townhouse. Together, they run the copper pipes for the water supply, make the new PVC drain connection, and connect the plumbing vent.

Snowthrowers; What Is It? Installing A New Exterior Door

Landscaping contractor Roger Cook and host Kevin O'Connor bundle up and head outside for a few lessons on the different types of snowthrowers and how to use them properly. Back in the barn loft, Roger and Kevin, along with plumbing and heating expert Richard Trethewey and general contractor Tom Silva ask, "What is it?" Then, Tom makes a housecall to help a homeowner replace an old, drafty exterior door with a new pre-hung, energy-efficient unit.

Washing Windows; What Is It? Flushing an Electric Water Heater

Host Kevin O'Connor heads to southern California and meets with a local expert to learn about the proper tools techniques for window washing. Then back in the loft, Kevin, along with landscaping contractor Roger Cook, plumbing and heating expert Richard Trethewey, and general contractor Tom Silva ask, "What is it?" Then, Richard helps a pair of homeowners flush the sediment out of their aging electric water heater. Later, up in the loft, Richard demonstrates several water heater maintenance tips.

New Vinyl Floor; What Is It? Preventing Frozen Pipes

General contractor Tom Silva heads to New York's "lower east side" to help a pair of apartment-dwellers install a new vinyl floor. Then Tom, along with plumbing and heating expert Richard Trethewey, landscaping contractor Roger Cook and host Kevin O'Connor ask, "What is it?" Then, up in the loft, Richard shows Kevin a few ways to prevent plumbing pipes from freezing in the winter and the proper way to thaw pipes if they do freeze.

Radon Mitigation System; Pruning an Apple Tree

Host Kevin O'Connor heads to Minneapolis, Minnesota to help a pair of homeowners who have discovered dangerous levels of radon gas in their finished basement. Then, up in the loft, Kevin shows a number of radon test kits available at home centers and local health departments. Then, landscaping contractor Roger Cook shows a homeowner how to prune his apple tree to produce healthy fruit.

In-Ground Sprinkler System; Pouring a Concrete Footing

Landscaping contractor Roger Cook heads to Dallas, Texas to help a homeowner install a low cost in-ground sprinkler system. Then Roger, along with plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and host Kevin O'Connor ask, "What is it?" Then, Tom helps a homeowner pour new concrete footings for a backyard deck.

Choosing Hammers; Pressure-Assisted Toilet; Plastered Wall

Up in the loft, general contractor Tom Silva shows host Kevin O'Connor several different types of hammers and how to use them properly. Then, plumbing and heating expert Richard Trethewey helps a homeowner repair a pressure-assisted toilet. Tom then gives Kevin some lessons on how to patch a large hole in a wall using veneer plaster and blueboard.

Residential Well Repair; Repairing a Hole in Vinyl Siding

Plumbing and heating expert Richard Trethewey and a specialist repair a residential well system for a homeowner by replacing the pump and pressurized well tank. Then general contractor Tom Silva helps a homeowner repair a small hole in his vinyl siding.

Transplanting a White Spruce; Extending a Staircase Handrail

Landscaping contractor Roger Cook shows a homeowner how to transplant a spruce tree that was originally planted too close to her house. Then Roger, along with plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and host Kevin O'Connor ask, "What is it?" Then, Tom heads off to Seattle to help a homeowner extend a staircase handrail using a new type of fastening system.

Custom Radiator Cover; Installing a Steam Humidifier

General contractor Tom Silva shows host Kevin O'Connor how to build a custom cover for a radiator. Then plumbing and heating expert Richard Trethewey shows Kevin several different types of humidifiers and then makes a housecall to help a homeowner install a steam humidifier on her forced-air heating system.

Granite Driveway Marker; Hot Water Radiator System

Landscaping contractor Roger Cook and a specialist help a homeowner install a granite driveway marker so that visitors can more easily find his house. Then Roger, along with plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and host Kevin O'Connor ask, "What is it?" Afterward, Richard heads to Pennsylvania to fix a hot water radiator that is not providing any heat.

Water Heater; Planting Trees to Save Energy; Cellulose Insulation

This special episode is all about making your home more energy-efficient. Plumbing and heating expert Richard Trethewey heads to Atlanta where he helps a homeowner install an instantaneous water heater to save on rising fuel costs. Then, up in the loft, landscaping contractor Roger Cook shows how proper planting of deciduous and evergreen trees can help reduce the costs of heating and cooling your house. Then, general contractor Tom Silva helps a pair of homeowners insulate the walls of their antique Victorian using blown-in cellulose insulation. Back in the loft, Tom demonstrates how to add additional fiberglass insulation to an attic.

Cast-Iron Radiator and Bathtub; Grading; Wobbly Newel Post

Up in the loft, plumbing and heating expert Richard Trethewey shows host Kevin O'Connor how to repair damaged threads on a radiator using a drill and "tap." Then, landscaping contractor Roger Cook helps a homeowner solve a grading problem that is causing wood rot on the side of her house. Then Richard and Kevin, along with general contractor Tom Silva and host Kevin O'Connor ask, "What is it?" Afterward, Tom shows Kevin how to stabilize a wobbly newel post. Then, Kevin and a tub refinisher help a homeowner refinish her old cast-iron bathtub and make it look like new.

Replacing an Interior Door; Leaky Kitchen Faucet

General contractor Tom Silva helps a homeowner replace an interior "hollow-core" door with a heavier, more attractive, "solid-core" door. Then, up in the loft, Tom and host Kevin O'Connor cut several doors in half to reveal how different types of doors are constructed. Then, plumbing and heating expert Richard Trethewey heads to Philadelphia to repair a leaky kitchen faucet. Afterward, back in the loft, Richard shows Kevin several types of kitchen faucets and a few tips on repairing them

Replacing a Dishwasher; Sharpening a Chisel; Lawn Spreaders

Plumbing and heating expert Richard Trethewey helps a homeowner select and install a new dishwasher. Then, Richard, along with general contractor Tom Silva, landscaping contractor Roger Cook and host Kevin O'Connor ask, "What is it?" Then, up in the loft, Tom shows Kevin how to sharpen wood chisels using different types of sharpening stones. Then, Roger and Kevin head outside for some lessons on proper use of lawn spreaders.

Cutting Ceramic and Stone Tile; Installing a Sump Pump

Up in the loft, tile expert Joe Ferrante shows host Kevin O'Connor the proper way to cut several different types of tile. Then, general contractor Tom Silva helps a homeowner with a wet basement install a sump pump. Back in the loft, Tom and plumbing and heating expert Richard Trethewey discuss emergency backup systems for sump pumps.

Bathtub Drain; Ceiling Repair

Plumbing and heating expert Richard Trethewey heads to Cleveland, Ohio to help a homeowner replace a bathtub drain trap. Then Richard, along with general contractor Tom Silva, landscape contractor Roger Cook and host Kevin O'Connor ask, "What is it?" Afterward, Tom helps a homeowner repair a cracked drywall ceiling.

Carpentry Squares; Brick Patio

Up in the loft, general contractor Tom Silva shows host Kevin O'Connor a few different types of "squares" used for general carpentry. Then Tom and Kevin, along with plumbing and heating expert Richard Trethewey and host Kevin O'Connor ask, "What is it?" Afterward, Roger helps a homeowner build a new patio using concrete paving bricks.

Toilet Flange and Plaster Repair

Plumbing and heating expert Richard Trethewey helps a homeowner replace a broken cast-iron "closet flange" for a toilet. Then Richard, along with landscape contractor Roger Cook, general contractor Tom Silva and host Kevin O'Connor ask, "What is it?" Afterward, Tom helps a homeowner repair a cracked plaster wall using a new type of adhesive system. Back in the loft, Roger shares a tip from a viewer about digging holes.

Flood Prevention; Foundation Plants; Epoxy Repairs

Up in the loft, plumbing and heating expert Richard Trethewey shows host Kevin O'Connor a few devices for preventing plumbing floods in the home. Then, Roger helps a pair of homeowners remove some overgrown shrubs and replace them with appropriate "foundation plantings." Then Richard and Roger, along with general contractor Tom Silva and host Kevin O'Connor ask, "What is it?" Then, Tom shows Kevin how to repair a rotted windowsill using a two-part epoxy.

Disposers; Exterior Paint Stripping; Cutting Joists

Plumbing and heating expert Richard Trethewey helps a pair of homeowners with a jammed kitchen garbage disposer. Then Richard, along with host Kevin O'Connor, general contractor Tom Silva and landscape contractor Roger Cook ask, "What is it?" Then, Kevin learns from a painting expert how to remove exterior paint from cedar siding. Back in the loft, Tom and Richard show Kevin the do's and don'ts of cutting holes and notches in joists.

Tree Removal; Door Trim

Landscape contractor Roger Cook and arborist Matt Foti help a homeowner remove an old tree that threatens to fall on her house. Then Roger, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey and general contractor Tom Silva ask, "What is it?" Then Tom helps a homeowner bring some character into a room by installing wood trim around a plain doorway.

Home Energy Savings

In this special episode, the crew demonstrates several ways to save energy at home. First, general contractor Tom Silva helps a homeowner select and install energy-efficient "replacement" windows. Up in the loft, plumbing and heating expert Richard Trethewey shows host Kevin O'Connor a few ways to reduce the energy needed for heating water. Then, Kevin and an energy auditor visit a home and discuss how to improve the heating and air conditioning system and reduce electrical consumption.

Play Area; Space Heaters; Bath Fan

Landscape contractor Roger Cook helps a young couple transform a muddy backyard into a low-maintenance play area for their two children. Then, up in the loft, plumbing and heating expert Richard Trethewey shows host Kevin O'Connor several different types of portable space heaters and offers suggestions on how to choose the right one. Then Roger, Kevin and Richard are joined by general contractor Tom Silva for the regular "What is it?" segment. Afterward, Tom helps a homeowner with a bathroom fan that drips water down into the room.

Christmas Trees; Caulking a Window

Landscape contractor Roger Cook is on a special mission to pick the perfect Christmas tree at a local tree farm. Later, up in the loft, Roger shares a few tips for keeping Christmas trees healthy throughout the holiday season. Then Roger, host Kevin O'Connor, plumbing and heating expert Richard Trethewey and general contractor Tom Silva try to answer the question, "What is it?" Afterward, Tom heads to Florida to show a homeowner the proper way to caulk a leaky window.

Roof Runoff; Refinishing Hardwood Floors

Landscape contractor Roger Cook shows a homeowner in Portland, Oregon an innovative way to handle storm-water runoff from her roof. Later, Roger is joined in the loft by host Kevin O'Connor, general contractor Tom Silva and plumbing and heating expert Richard Trethewey to answer the question, "What is it?" Then, Tom shows a homeowner how to refinish her hardwood floors.

Cracked Flagstone; Replacing an Electric Range

Landscape contractor Roger Cook replaces the cracked flagstone on a set of front steps with bluestone. Roger, along with host Kevin O'Connor, general contractor Tom Silva, and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Richard visits a serious cook and helps her replace her old electric stove with a new gas range.

Grading; Inside Walls; Bathtub Stopper

Landscape contractor Roger Cook shows host Kevin O'Connor several different ways to determine the grade, or pitch, of a landscape. Then, back in the loft, Roger and Kevin, along with general contractor Tom Silva and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Tom and Richard show Kevin different ways to "see" what's inside a wall. Finally, Richard helps a homeowner repair a bathtub that won't hold water.

Vinyl Fence; Garage Floor Epoxy

Landscape contractor Roger Cook helps a homeowner install a new vinyl fence. Then host Kevin O'Connor heads to Omaha, Nebraska, where he helps install a protective epoxy coating on a homeowner's garage floor.

Radiator Control Valves; Refrigerator Install

Plumbing and heating expert Richard Trethewey helps a homeowner control the temperature of her radiators, which are overheating the rooms upstairs. Then Richard, along with host Kevin O'Connor, general contractor Tom Silva and landscape contractor Roger Cook ask, "What is it?" Then, Tom helps a homeowner squeeze a new refrigerator into an opening that's just a little too small. Finally, Roger shares a tip from a viewer on how to tame a tangle of bungee cords.

Dishwasher Smells; Rose Bush; Saw Blade

Plumbing and heating expert Richard Trethewey helps a homeowner with a smelly dishwasher. Then Richard, along with landscape contractor Roger Cook, host Kevin O'Connor and general contractor Tom Silva ask, "What is it?" Roger heads to Iowa to help a homeowner transplant a rose bush. Afterward, up in the loft, Tom shows Kevin the proper way to change a circular saw blade.

Skylight; 3-Way Light Switch

General contractor Tom Silva helps a homeowner replace a skylight that is leaking water down into the kitchen below. Then Tom, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey, and landscape contractor Roger Cook ask, "What is it?" Afterward, electrician Peg Preble shows Kevin how to troubleshoot and repair a faulty 3-way light switch.

Soil Test; Water Supply Pipes

Landscape contractor Roger Cook heads to Oregon to help a homeowner improve her lawn, starting with a simple soil test. Next, Roger, along with host Kevin O'Connor, general contractor Tom Silva and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Richard and Kevin visit a local home center to identify several different types of water supply pipes.

Water Softening; Fiber-Cement Siding

Plumbing and heating expert Richard Trethewey heads to Phoenix, Arizona to help a pair of homeowners install a new water softening system. Then, general contractor Tom Silva shows a homeowner how to install fiber-cement shingles on his new backyard shed.

Attic Insulation; Landscape Lighting; Kitchen Faucet

General contractor Tom Silva shows a homeowner how to save energy and money by increasing the insulation in his attic. Then, landscape contractor Roger Cook makes a dark walkway safer by adding low-voltage landscape lighting. Afterward, plumbing and heating expert Richard Trethewey helps a homeowner replace her old kitchen faucet.

Kids Show; Soccer Goal; Stilts; Sandbox

In this special episode devoted to projects for kids, plumbing and heating expert Richard Trethewey shows two kids how to build a soccer goal using PVC plumbing pipes. Next, up in the loft, general contractor Tom Silva demonstrates how to build a pair of stilts. Then, landscape contractor Roger Cook shows a family how to build a sandbox and make replicas of fossils.

Mortise Lockset; Pellet Stove; Gas-Free Lawn Mowers

General contractor Tom Silva demonstrates how to install an old mortise lockset on a new door. Afterwards, plumbing and heating expert Richard Trethewey helps a homeowner install a pellet stove to provide supplemental heat during the cold winter months. Back in the loft, landscape contractor Roger Cook shows host Kevin O'Connor several different types of lawn mowers that do not require gasoline.

Granite Steps; Deadbolt Locks; Pipe Repair

Landscape contractor Roger Cook replaces a set of rotten wooden stairs with new steps made of granite. Back in the loft, host Kevin O'Connor shows general contractor Tom Silva the latest technology for deadbolt locks. Afterward, Richard travels to Raleigh, North Carolina to help a homeowner replace the leaky polybutylene pipes throughout his house.

Lawn Over-Seeding; Home Sale; Ceiling Leak

Landscape contractor Roger Cook shows host Kevin O'Connor how to improve a lawn using a "slice seeder." Next, plumbing contractor Richard Trethewey and general contractor Tom Silva share a tip from a viewer on how to drive a nail in a tight spot. Afterward, Kevin is joined in the loft by a real estate specialist for some tips on preparing a home for sale. Finally, Richard visits a homeowner to help fix a water leak in her living room ceiling.

Life and Work of Tile Expert Joe Ferrante

This special episode is dedicated to the life and work of tile expert Joe Ferrante. Joe worked on many projects for This Old House and Ask This Old House over 20 years. This episode begins with Joe helping a homeowner replace a broken bathroom tile with a new tile that matches the existing color. Next, up in the loft, Joe shows host Kevin O'Connor some different ways to cut ceramic and stone tile using both hand and power tools. Finally, Joe helps another homeowner install a kitchen backsplash using translucent glass tile.

Pressure Reducing Valve; Grass; Cabinet Crown Molding

Plumbing and heating expert Richard Trethewey helps a homeowner with very high water pressure by installing a "pressure reducing valve." Next, landscape contractor Roger Cook is joined in the loft by turf expert Mary Owen to discuss which types of grass are appropriate for certain climates and conditions. Then Roger and Richard, along with host Kevin O'Connor and general contractor Tom Silva ask, "What is it?" Afterward, Tom helps a homeowner who ran into a problem while installing crown molding on his kitchen cabinets.

Water and Drain Lines for a Sink; Rescuing Improperly Planted Trees

Plumbing and heating expert Richard Trethewey kicks off the 9th season of Ask This Old House by helping a homeowner in Canada install a new kitchen sink. Then, up in the loft, general contractor Tom Silva shows host Kevin O'Connor some tools that no home workshop should be without. Then, landscaping contractor Roger Cook and arborist Matt Foti rescue a tree from "volcano mulching.

Balusters an a Staircase; Laying a Stone Footpath

General contractor Tom Silva helps a homeowner install balusters on his new staircase. Then Tom, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey, and landscaping contractor Roger Cook ask, "What is it?" Then, Roger helps a homeowner install a new stone footpath.

Attic Storage Space; Repairing a Broken Doorbell

General contractor Tom Silva helps a homeowner find additional storage space by creating a new doorway into an unused attic. Then Tom, along with landscaping contractor Roger Cook, host Kevin O'Connor, and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Richard shares a viewer tip on how to create a faucet wrench from a standard PVC pipe. Then, Kevin and an electrician help a homeowner repair a broken doorbell.

Repairing a Rotted Windowsill; Installing an Outdoor Faucet

General contractor Tom Silva helps a homeowner repair a rotted windowsill. Then Tom, along with host Kevin O'Connor, landscaping contractor Roger Cook, and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Roger shows Kevin a few gardening tools designed for people with limited mobility. Afterward, Richard helps a homeowner install an outdoor faucet.

Wheelchair Accessible Raised Garden Bed; Fixing a Leaky Roof

Landscaping contractor Roger Cook builds a raised garden bed that is accessible by wheelchair. Then, general contractor Tom Silva shows a homeowner how to repair a leak in his roof caused by a worn-out plumbing vent gasket.

Choosing Groundcover; Installing Hydronic Baseboard Heaters

Landscaping contractor Roger Cook and plant expert Carrie Kelly discuss different types of groundcover. Then, plumbing and heating expert Richard Trethewey helps a homeowner warm up her cold living room by installing new hydronic baseboard heaters. Afterward, back at the workshop, general contractor Tom Silva shows host Kevin O'Connor a new product that makes it easier to mark and cut openings for electrical outlets in wallboard.

Circular Patio and Fire Pit; Repairing Brick Stairs

Landscaping contractor Roger Cook heads to Fargo, North Dakota, where he and a local crew help a homeowner build a new circular patio and fire pit. Then Roger, along with host Kevin O'Connor, general contractor Tom Silva, and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Tom and Kevin head outside to repair a set of brick stairs.

Energy-Efficient Storm Door; Cutting and Soldering Copper Pipes

General contractor Tom Silva helps a homeowner install a new energy-efficient storm door. Then, up in the loft, plumbing and heating expert Richard Trethewey shows host Kevin O'Connor how to cut and solder copper plumbing pipes and fittings. Then, landscaping contractor Roger Cook helps a homeowner reduce the size of an overgrown privet hedge.

Uneven Stone Patio; Repainting a Rusty Bulkhead Door

Landscaping contractor Roger Cook helps a homeowner repair an uneven stone patio. Then Roger, along with host Kevin O'Connor, general contractor Tom Silva, and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Kevin and painting contractor Mauro Henrique help a homeowner repaint a rusty metal bulkhead door.

Hot Water Radiant Tubing; Joint Compound on Drywall Corners

Plumbing and heating expert Richard Trethewey helps a homeowner heat his newly remodeled kitchen by installing hot water radiant tubing underneath the floor. Then Richard, along with host Kevin O'Connor, landscaping contractor Roger Cook, and general contractor Tom Silva ask, "What is it?" Afterward, Tom shows Kevin how to apply joint compound to drywall corners. Then Roger and Kevin head outside for a few lessons on using a wheelbarrow properly.

Loose Carpeting on a Staircase; Tools for Digging; Recessed Lights

General contractor Tom Silva helps an old friend repair the loose carpeting on his staircase. Then, landscaping contractor Roger Cook shows host Kevin O'Connor several different types of shovels and other tools for digging. Afterward, Kevin heads to Pasadena, California where he and a local electrician help a homeowner install recessed lights in a kitchen ceiling.

Forced-Air Furnace and Air Conditioning; Damaged Oak Flooring

Plumbing and heating expert Richard Trethewey helps a pair of homeowners reduce their utility bills by installing a new forced-air furnace and air conditioning system. Then, general contractor Tom Silva helps a homeowner repair damage to her oak flooring that was caused by a leaky radiator.

Sharpening Chains; Fixing a Leaky Rain Gutter; Fiberglass Bathtub

Landscaping contractor Roger Cook and chainsaw expert Tim Ard demonstrate safe chainsaw use and a brand new way to sharpen chains. Then, general contractor Tom Silva helps a homeowner with a leaky rain gutter. Back in the workshop, Roger and Tom, along with host Kevin O'Connor and plumbing and heating expert Richard Trethewey ask, "What is it?" Then, Richard and Kevin install a new fiberglass bathtub and shower enclosure.

Second Bathroom Sink; Large Crack in a Concrete Block Foundation

Plumbing and heating expert Richard Trethewey helps a homeowner install a second sink into an existing bathroom vanity. Next, landscaping contractor Roger Cook shares a viewer tip that makes yard clean-up a little easier. Then, general contractor Tom Silva helps a homeowner repair a large crack in his concrete block foundation.

Lawn Mowing; Building a Backyard Deck

Landscaping contractor Roger Cook shows host Kevin O'Connor a few helpful techniques for mowing a lawn. Then, general contractor Tom Silva helps two homeowners begin building the backyard deck of their dreams.

Completing a Backyard Deck; Hidden Deck-Fastening Systems

General contractor Tom Silva helps two homeowners complete the construction of their new backyard deck. Then, back in the workshop, Tom shows host Kevin O'Connor a few other types of hidden deck-fastening systems.

Rainwater from Gutters; Pliers; Insulating an Attic Floor

Landscaping contractor Roger Cook shows host Kevin O'Connor a few ways to deal with rainwater from gutters and downspouts. Then, up in the workshop, plumbing and heating expert Richard Trethewey talks "All About" pliers. Then Roger, Kevin, Richard, and general contractor Tom Silva ask, "What is it?" Afterward, Tom and Kevin insulate an attic floor using fiberglass batts and blown-in insulation.

Painting Interior Walls; Water Heater with a Valve Preventing Floods

Up in the workshop, expert painter Mark O'Lalor shows host Kevin O'Connor a few tricks and techniques for painting an interior wall. Then Kevin, along with landscaping contractor Roger Cook, general contractor Tom Silva, and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Richard helps a homeowner install a new water heater with an electronic valve that prevents floods due to water leaks.

Narrow Garden Bed; Workshop in Memphis; Wood-Burning Insert

In the first episode of a two-part road trip through America's heartland, landscaping contractor Roger Cook helps a homeowner in Wichita, Kansas plant a narrow garden bed near her driveway. Then, plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and host Kevin O'Connor conduct home improvement workshops with live audiences in Memphis, Tennessee, Little Rock, Arkansas, and Tulsa, Oklahoma. Afterward, Richard and a local contractor make an old fireplace more energy efficient by installing a wood-burning insert.

Outdoor Outlets; Flower Bulbs; Graceland; Worn-Out Cabinets

The conclusion of the road trip through America's heartland. Included: installing an outdoor electrical outlet; planting flower bulbs; replacing worn-out kitchen-cabinet hardware. Also: a tour of Elvis Presley's Graceland estate in Memphis.

Solar Water Heating; Electrical Safety Devices; Support Posts

Installing a solar water-heating system; replacing rotting support posts under a backyard deck. Also: devices that make residential electrical systems safer.

Antique Door Hardware; Geothermal Home Heating and Cooling

Host Kevin O'Connor and general contractor Tom Silva demonstrate how to select and install antique and reproduction door hardware. Then, Kevin and Tom, along with plumbing and heating expert Richard Trethewey and landscaping contractor Roger Cook ask, "What is it?" Afterward, Richard shows a homeowner how a geothermal home heating and cooling system works.

Splitting Firewood; Paintbrushes; Connecting a Bar Sink to a Sewer

Landscaping contractor Roger Cook and host Kevin O'Connor show some different methods and tools for splitting firewood. Then, back in the workshop, professional painter Jeff Young shows Kevin how to choose, use, and care for paintbrushes. Then Kevin and Roger, along with general contractor Tom Silva and plumbing and heating expert Richard Trethewey ask, "What is it?" Then Richard uses an electric pump to connect a basement bar sink to a sewer drain.

Tool Storage Cabinet; Protecting a House From Flood Damage

Up in the workshop, general contractor Tom Silva and host Kevin O'Connor build a tool storage cabinet, perfect for any basement or garage. Then, Tom and Kevin, along with landscaping contractor Roger Cook and plumbing and heating expert Richard Trethewey ask, "What is it?" Then Kevin works with a damage prevention specialist to protect a house from catastrophic floods.

Removing Vinyl; Vintage House Parts; Eliminating Gurgling Sounds

General contractor Tom Silva helps a homeowner remove a vinyl kitchen floor. Then host Kevin O'Connor tours a well-stocked architectural salvage yard for vintage house parts. Back in the workshop, Kevin and Tom, along with landscaping contractor Roger Cook and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Richard helps a homeowner eliminate a gurgling sound coming from his bathroom plumbing.

Campfire Pit; Installing Range Hood & Microwave Oven

Landscaping contractor Roger Cook kicks off our 8th season by helping a homeowner build a cozy campfire pit in her backyard. Then Roger, along with general contractor Tom Silva, plumbing and heating expert Richard Trethewey and host Kevin O'Connor ask, "What is it?" Afterward, Tom helps a homeowner install a combination range hood and microwave oven over her kitchen stovetop.

Home Intercom System; Energy-Efficient Fireplace

Host Kevin O'Connor teams up with an electrician to install a home intercom system. Then Kevin, along with plumbing and heating expert Richard Trethewey, landscaping contractor Roger Cook and general contractor Tom Silva ask, "What is it?" Next, Richard helps a homeowner make a wood-burning fireplace cleaner and more energy efficient by installing a gas-burning insert.

Outdoor Living Space; Installing Fiber Cement Siding

Landscaping contractor Roger Cook travels to Baltimore, where he helps transform a small urban backyard into a pleasant outdoor living space. Then Roger, along with general contractor Tom Silva, host Kevin O'Connor, and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, up in the loft, Tom shows Kevin some new ways to install fiber cement siding without creating a lot of dust.

Aluminum Gutters; Energy-Efficient Washer & Dryer

General contractor Tom Silva helps a homeowner install new aluminum gutters and downspouts. Then Tom, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey and landscaping contractor Roger Cook ask, "What is it?" Afterward, Richard helps a homeowner install a new energy-efficient clothes washer and dryer.

Sliding Glass Door Installation

General contractor Tom Silva helps a pair of homeowners install a new siding glass door. Afterward, Tom, along with host Kevin O'Connor, landscaping contractor Roger Cook and plumbing and heating expert Richard Trethewey ask, "What is it?"

Container Gardening; Installing Rooftop Antennas

Landscaping contractor Roger Cook joins plant expert Carrie Kelly at a nursery to learn about container gardening. Then, up in the loft, general contractor Tom Silva and host Kevin O'Connor discuss different types of flooring, including solid wood, engineered wood, ceramic tile, vinyl, and linoleum. Next, Kevin and a television antenna expert help a homeowner install a new rooftop antenna for his digital TV.

Weather Stripping; Energy-Efficiency Tips & Analysis

It begins with general contractor Tom Silva helping a homeowner seal out drafts by installing weather-stripping on her front door. Then, up in the loft, host Kevin O'Connor is joined by residential energy expert Paul Scheckel to discuss several ways to monitor and save electricity. Next, plumbing and heating expert Richard Trethewey helps a homeowner determine the proper size for a new heating system by performing a comprehensive heat-loss analysis.

Basic Picnic Table; Installing a Utility Sink

General contractor Tom Silva and host Kevin O'Connor head outside the barn to build a basic picnic table using common framing lumber. Then, Tom and Kevin, along with plumbing and heating expert Richard Trethewey and landscaping contractor Roger Cook ask, "What is it?" Then Richard helps a homeowner install a new utility sink in a basement laundry area.

Organic Lawn Care; Re-Routing a Bathroom Fan

Landscaping contractor Roger Cook visits Harvard University to learn about their new organic lawn-care program and shows host Kevin O'Connor how to make his own "compost tea." Then, Roger and Kevin, along with general contractor Tom Silva and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Tom helps a homeowner prevent mildew in his attic by re-routing a bathroom fan that was improperly vented near a soffit.

Stone Veneer Installation; Retrofitting HVAC Ducts

Landscaping contractor Roger Cook helps a homeowner install stone veneer over an ugly concrete retaining wall. Then Roger, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey and general contractor Tom Silva ask, "What is it?" Then, up in the loft, Richard shows Kevin how to retrofit dampers in forced-air HVAC ducts. Next, Tom shares a viewer tip about how to get the most from your can of insulating foam.

Laminate Kitchen Countertops; Installing Steel Edging

General contractor Tom Silva and host Kevin O'Connor show how to build and install new laminate kitchen countertops. Then Tom and Kevin, along with landscaping contractor Roger Cook and plumbing and heating expert Richard Trethewey ask, "What is it?" Next, Roger helps a homeowner create a clean border between a garden bed and a lawn using steel edging.

Concealing Retaining Walls; Quieting PVC Plumbing Vents

Landscaping contractor Roger Cook helps a pair of homeowners improve the appearance of an unsightly concrete retaining wall with wooden lattice and climbing vines. Then Roger, along with plumbing and heating expert Richard Trethewey, general contractor Tom Silva, and host Kevin O'Connor ask, "What is it?" Next, up in the loft, Tom shows Kevin how to flash a newly-installed window properly. Then, Richard helps a homeowner quiet a noisy PVC plumbing vent in her attic.

Broken Water Softener; Preventing Deer Damage in Gardens

Plumbing and heating expert Richard Trethewey heads to Tampa, Florida to help two homeowners repair their broken water softener. Then Richard, along with host Kevin O'Connor, landscaping contractor Roger Cook, and general contractor Tom Silva ask, "What is it?" Next, Roger helps a homeowner repair and prevent deer damage to one of his evergreen trees. Then, up in the loft, Tom shares a viewer tip on how to reduce airborne dust while sanding.

Mantel and Hearth; Rejuvenating Baseboard Radiator

General contractor Tom Silva helps a homeowner dress up an old fireplace by installing a new mantle and marble hearth. Then Tom, along with host Kevin O'C'onnor, landscaping contractor Roger Cook and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Richard shows Kevin a few ways to improve the appearance of old baseboard heaters.

Bathroom Installations; Comparing Wall Insulation

Plumbing and heating expert Richard Trethewey helps a homeowner update the look of her bathroom by installing a new vanity cabinet, countertop, and sink. Then Richard, along with general contractor Tom Silva, landscaping contractor Roger Cook, and host Kevin O'Connor ask, "What is it?" Afterward, Tom and Kevin discuss several different types of wall insulation and how each is installed.

Conserving Rainwater; Removing an Interior Wall

Landscaping contractor Roger Cook helps a homeowner conserve water by installing an innovative rainwater collection system. Then Roger, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey, and general contractor Tom Silva ask, "What is it?" Then Tom helps a pair of homeowners connect two rooms in their home by removing an interior load-bearing wall.

Ductless Air Conditioning; Eliminating Ceiling Leaks

Plumbing and heating expert Richard Trethewey heads to Tampa, Florida to help a homeowner cool off his garage workshop with a ductless air conditioning system. Then Richard, along with landscaping contractor Roger Cook, host Kevin O'Connor, and general contractor Tom Silva ask, "What is it?" Afterward, Tom helps a homeowner eliminate a mysterious leak in her living room ceiling.

Crown Molding; Replacing Rotting Fence Posts

General contractor Tom Silva helps a pair of homeowners in Houston, Texas install crown molding in their bedroom using an innovative fastening system. Then Tom, along with host Kevin O'Connor, landscaping contractor Roger Cook, and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Roger and Kevin head outside to replace a rotting cedar fence post.

Protective Furniture Finish; Winterizing Outdoor Gardens

General contractor Tom Silva helps a homeowner replace the broken sash locks on his vinyl windows. Then, up in the loft, host Kevin O'Connor gets some tips on staining furniture and applying protective finishes from finishing expert Bruce Johnson. Afterward, landscaping contractor Roger Cook helps a homeowner protect her plants from the ravages of winter.

Remodeling Kitchen Area; Improving Drainage in Planters

Plumbing and heating expert Richard Trethewey and general contractor Tom Silva head to Detroit to help a homeowner remodel her kitchen with new appliances, countertops, a backsplash, and even the kitchen sink! Then, landscaping contractor Roger Cook shares a viewer tip with host Kevin O'Connor on how to improve drainage in the bottom of a flower pot.

Energy-Efficient Water Heaters; Propane-Fueled Mosquito Traps

Host Kevin O'Connor and plumbing and heating expert Richard Trethewey head to Virginia to help a homeowner replace his old, electric water heater with a heat pump water heater that uses much less electricity. Then, up in the loft, Richard and Kevin, along with general contractor Tom Silva and landscaping contractor Roger Cook ask, "What is it?" Afterward, Roger and Kevin discuss propane-fueled mosquito traps and how to keep them working properly. Then Tom helps a homeowner install exterior trim against a very uneven stone chimney.

Reviving a Damaged Lawn; Unclogging Kitchen Sink Drains

Roger Cook helps a homeowner repair portions of his lawn that have been damaged by snow mold, which is a fungal disease that can occur in winter from excess moisture and fertilizer. Tom Silva shows Kevin O'Connor how to build a simple utility cart out of plywood. Richard Trethewey helps a homeowner fix a clogged kitchen sink drain by replacing the PVC fitting with a metal one, which did not have a diverter.

Using String Trimmers; Stripping Dangerous Lead Paint

Roger Cook shows a homeowner how to use and maintain string trimmers for a variety of landscaping chores. Tom Silva and Kevin O'Connor discuss different types of woodworking clamps and their uses. Tom also shows how rubber surgical tubing and rubber bands can be used as clamps when only light pressure is needed. In the Ask This Old House loft, Tom, Richard, Roger and Kevin examine an unfamiliar object and try to guess how it is used. Kevin and a remediation team help a homeowner remove lead paint from her old house by using hand scrapers and chemical strippers.

Attracting Different Bird Species; Dual-flush Toilet Valves

Roger Cook visits a nature center to learn how to attract many different species of birds using different types of bird feeders and birdseed. Tom Silva and Kevin O'Connor visit a home center to identify various types of interior moldings and their uses. In the Ask This Old House loft, Tom, Richard, Roger and Kevin examine an unfamiliar object and try to guess how it is used. Richard helps a homeowner conserve water by installing a new type of dual-flush valve in his existing toilet.

Repairing Newel Posts; Cutting Rigid Pipes

Tom Silva helps a homeowner repair a wobbly newel post at the bottom of a staircase. In the Ask This Old House loft, Richard Trethewey shows Kevin O'Connor various methods for cutting rigid pipes and flexible tubing. Roger Cook visits an arboretum to learn how to reproduce plant specimens from cuttings and by grafting.

Replacing an Old Door; Hot Water Without Waiting

The twelfth season of Ask This Old House begins with Kevin teaching the guys how to use Twitter. Tom replaces an old, rusted bulkhead door. Richard discusses several ways to get hot water without waiting. And the guys ask "What Is It?"

Transplanting Tress; Hooking Up Plumbing to a Washing Machine

A homeowner plants two trees. The crew helps hook up plumbing to a washing machine.

Shower Valve Repair; Rebuilding a Wobbly Stair Banister

Window, Robotic Mower, Lead

Watch Tom pull off a balancing act to repair an old window. Roger shows Kevin the future of lawn care with a robotic mower. Richard addresses concerns of lead...

Fire Prevention, Strainer

Water Heater Autopsy, Composting

The Ask This Old House team talks about why they enjoy working together; Richard cuts open a failed water heater, and Jenn shares her love of educating kids about the outdoors. Then, she and Nathan build a compost bin.

EV Chargers, China Cabinet Repair

Heath explains the three levels of EV chargers and which scenarios they work best for; Mark breaks down different brick patterns, where they originate from, and their pros and cons; Nathan helps a homeowner repair a cracked built-in china cabinet using MDF panels; Mauro then repaints the china cabinet and shows how to paint on MDF.

Doorbell Retrofit, Driveway Edging

In this episode, Heath installs a doorbell with new wiring, Richard explains bottle traps, and Mark replaces a homeowner’s brick driveway edging with cobblestones.

Woodland Garden, Chimney Repairs

Jenn plants a native woodland garden; Mauro shows how to patch cracked or chipped porcelain; Mark explains common chimney problems and then shows how to repair a chimney step by step.

Wallpaper Restore, Gutter Repairs

Kevin O'Connor visits the Franklin Pierce Homestead in New Hampshire to learn about the restoration of a historic, French wallpaper from the 19th century; Heath Eastman explains the basics of GFCI receptacles; Tom Silva helps a homeowner repair and repitch the gutters above their back patio.

Sandstone Repair, Awning Installation

Mark travels to Dallas, Texas to repair sandstone steps; Ross explains how to pick a solar plan how to avoid being scammed by a solar company; Nathan helps a homeowner install an awning.

Paint Bathroom Tile, Hot Water Tank Replacement

Richard helps remove an old 40-gallon hot water tank; Heath shares safety tips for holiday light decoration; Tom explains how to identify, repair, and prevent woodpecker damage; Mauro shows how to paint over bathroom tile using epoxy acrylic paint.

Little Free Library

Tom and Kevin team up to build a Little Free Library for an elementary school; Tom and his daughter, Kate, paint and decorate it to look like a school bus. Tom and Kevin meet up with students to help them install it and add their favorite books.

Install Cabinet Hardware, Breaker Trips

The team shares the professions they might have pursued; Mauro discusses types of wallpaper and tools to remove it; Heath explains how different amped receptacles can cause breaker trips; Nathan helps install kitchen cabinet hardware.

Antique Pocket Door, Shaker End Table

Nathan and his dad, Bill, help install an 1800s pocket door with reclaimed hardware; Ross explains the technological advancements of induction cooktops; Kevin meets maker Char Miller-King and build a Shaker-style-inspired end table together.

Baby Proofing, Septic Systems

Nathan, Heath, and Mauro help a homeowner baby proof her house by replacing old receptacles and installing cabinet locks, and baby gates; Jenn breaks down the basics of caring for houseplants; Richard explains how septic systems works and maintain them.

Neighbors Helping Neighbors

In a special episode, the team partner with Rebuilding Together Boston. With the help of the Ask This Old House extended family and volunteers, the crew repair a deck, construct a patio, and install landscape lighting and new plantings.

Fire Pit Plan, Window Restoration

Tom repairs a homeowner's antique window; Mauro talks through interior paint finishes; Jenn and Mark travel to Georgia to help a homeowner develop a landscape design plan for her small backyard. Then, they help her install a stone fire pit.

Dimmer Switch Troubleshooting, Clothes Rack

Jenn shares why she loves bringing her dog to work; Heath helps a homeowner troubleshoot a strobing dimmer switch; Ross explains the benefits of smart bath ventilation; Tom builds a DIY clothes rack.

Shed Organization, Pea Stone Walkway

Nathan heads to Texas to help a mom of six organize her family shed; Richard emphasizes the importance of a yearly service call for furnaces; Mark installs a pea stone walkway to match an existing walkway in front of the homeowner's house.

Wetlands; Foundation Painting

Jenn works with a wetlands specialist; Ask This Old House profiles general contractor Zach Dettmore in a new segment; Ross discusses Indoor Air Quality testing; Mauro teaches a homeowner how to repaint an exterior, concrete foundation.

Fireplace Painting; Bathtub Tray

Mauro helps a homeowner upgrade a fireplace; Jenn introduces landscape contractor Lee Gilliam, and together they discuss different landscape tools and how to maintain them for Spring; Tom and Kevin Build a bathtub tray out of zebrawood.

Oven Ventilation; Wireless EV Charger

Richard helps a homeowner replace a leaking gas oven; Jenn and Kevin discuss how to create a pollinator garden at home; in Future House, Ross learns how wireless electricity technology can be applied to electric vehicle chargers in future homes.

Attic Insulation, Asphalt Parking Spot

Ross helps a homeowner dealing with ice dams decide whether to insulate from his attic roof rafters or the attic floor; Richard shares tips on irrigation repairs; Mark expands a driveway by adding an asphalt parking spot.

Transition Garden, Granite Post Sign

Jenn helps a homeowner transform a small sun and shade backyard with a new garden; Tom explains the importance of gutter downspouts; Mark adds street visibility to a farm by remounting an original farm sign and engraving an 1800s granite post.

Full Sun Garden, Radiator Floor Patch

Jenn creates a thoughtful backyard entrance; Mark shares how to safely clean hardscaping on different types of common hardscape materials; Tom shows how to patch holes in wood floors caused by previously removed radiators.

Cold Water Bathtub, Cornhole

Richard helps a homeowner dealing with cold bath water by installing a reserve tank to fill the bathtub fully with hot water; Mauro shares his favorite tips for cleaning up after painting projects; Tom and Kevin work together to build a set of cornhole boards and after, the Ask This Old House cast come together for a head-to-head cornhole tournament.

Flagstone Repairs, Tub Diverter

Richard troubleshoots why a homeowner's shower leaks when the tub is running and makes the necessary repairs, then in studio, Richard explains why it was a unique repair; Heath deep dives into different wire gauge sizes and the electrical load capabilities of each size; Mark helps a homeowner repair some loose flagstone steps in his entryway and in his basement.

Hand-Turned Spindle, Replication

Tom Silva is rarely stumped. But when a homeowner reached out about a missing hand-turned spindle in the staircase of her 1900s Queen Anne Rowhouse, Tom attempts to replicate the spiral-detailed spindles on his lathe. There, he turns straight grain fir balusters and troubleshoots a string technique to replicate the spiral detailing.

Circuit, Table Saw, Fireplace Insert

Heath helps a homeowner whose kitchen breaker trips when the basement humidifier is running by installing a new basement circuit; Tom showcases the importance of table saw safety by demonstrating safety techniques for the most common sources of table saw injuries; Richard helps a homeowner supplement their homes heating by installing a wood burning insert into their drafty fireplace.

Classroom Garden, House Fan

The Season 14 premiere features a whole house fan installation; and an explanation of new water heater regulations. Also: working with students to liven up a school's garden.

Garage Power, Chainsaw Safety

Chainsaw safety is discussed; a garage's electrical connection is improved; and squeaky floors are silenced in a baby's room.

Driveway Patch, Shaker Table

A driveway pothole is repaired; and an old railroad lantern is given new life. Also: building a Shaker-styled nightstand.

Renewable Energy

Energy efficiency is explored during a visit to Germany. Also: installing a residential wind turbine in Texas.

Home Composting, Steam Boiler

How to create soil from organic garbage. Also: why a steam boiler is losing water.

Sink Mistake, Security Light

Richard travels to Atlanta to replace a vessel sink with a self-rimming sink. Scott installs a motion sensor security light in a driveway. And the guys ask "What is it?"

Butterfly Garden, Dark Closet

Roger heads to Texas for a lesson on planting a butterfly garden. Tom maps out the best tools for woodworking beginners. And Scott helps a homeowner find illumination in her closet.

Home Brew Beer, Rain Barrel

Kevin heads to a brewery to learn how to make his own beer at home. Bridget Lancaster from America's Test Kitchen stops by with a lesson on ales versus lagers. Tom is in Baltimore to help install a do-it-yourself rain barrel. And Richard has advice on what not to put in your disposers.

Childproofing; Falling Sink

Kevin visits Delaware to help a new mother childproof her home. Richard uses his skill to fix an under counter mount sink. And Scott gives Kevin a tutorial on the latest voltage testers.

Winter Weather Special

Scott Caron offers an electrical solution to ice dams. Kevin talks climate change with Weather Channel meteorologist Jim Cantore. Roger shares a few tips on snowblower maintenance. And Richard goes over furnace upkeep.

Coffee Table; Grass Paver

Roger heads to Cape Cod to transform a patch of grass into a lawn you can drive on! In "Build It," Tom and Kevin use reclaimed oak wood to create a coffee table. Richard explains how to keep pipes from freezing in the winter months. And the guys ask, "What Is It?"

Post Light, Pedestal Sink

Scott heads to South Dakota to install a post light. Richard is in Delaware to replace a pedestal sink. Landscape designer Jenn Nawada explains how to make succulent plants into a piece of art. And it's a wand with three probes. "What is it?"

Kitchen Makeover; Attic Stair

Installing a new attic staircase; updating a kitchen; blowtorches

Smart Lock; Outdoor TV

Kevin uses a smartphone app to help a homeowner turn his front door deadbolt into an electronic entrance. Scott installs a television outdoors for a little open-air entertainment. And it's a white sphere with blue holes, but "What is it?

Philly Sconce; Trim Closet

Tom trims a coat closet to include a shelf and hanger pole and then installs a pre-hung door. Richard explains why a toilet may be leaking. And Scott gives an old Philadelphia church a new look with an outdoor wall sconce.

Maple Syrup; Chicken Coop; USB

Tom and Kevin head to Connecticut to construct a back yard chicken coop in "Build It." Jenn Nawada visits a Vermont maple syrup farm to learn how it's made. Christopher Kimball from America's Test Kitchen stops by to break down the best and worst maple syrup. And Scott explains how to choose the right USB outlet.

Chimney, Exhaust Fan, Shingle

A chimney overhaul; the installation of an exhaust fan in a kitchen; and a tutorial on roof shingles.

Overflow, Antique Fixture

Scott heads to St. Paul to wire a light fixture to match the aesthetic of an antique home. Richard makes an old tub safe by installing an overflow. Tom explains what every homeowner should have for insulation when it comes to R-value. And the guys ask "What Is It?"

Wildlife Garden, Floor Patch

Converting a front yard into a wildlife oasis; restoring a wood floor; unclogging a sink.

Potato Farm, Track Lighting

Growing potatoes in Idaho; Jim Cantore talks about weather stations; installing track lighting.

Washer-Dryer, Chandelier

A washer and dryer are installed; and a chandelier is added to a dining room. Also: using a power driver.

Short Door, Grow Herbs

Repairing an antique door; and growing edible herbs indoors. Also: disappearing toilet water.

Deck Lighting, Fireplaces

A deck is given festive lighting; and fireplace options are discussed. Also: the best tools for first-time gardeners.