The BEST episodes of Ask This Old House
Every episode of Ask This Old House ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Ask This Old House!
The crew at This Old House take on some pretty big projects, which means they can only work on one or two houses a year. But homeowners have a virtual truckload of questions on smaller projects, and the TOH crew is ready to answer. Ask This Old House solves the steady stream of home improvement problems faced by viewers - and the crew even makes house calls!

#1 - Bathroom Floor Tiling; Weatherstripping a Front Door
Season 10 - Episode 22 - Aired 3/1/2012
A contractor shares tips for tiling a bathroom floor while Tom helps a homeowner weatherstrip her front door.

#2 - Garden with Native Species; Replacing a Door with a Window
Season 10 - Episode 21 - Aired 2/23/2012
Roger shows a homeowner how to plant a garden using native species, and Tom replaces a door with a window.
#5 - Solving a Melted Mystery; Whole-House Energy Audit
Season 11 - Episode 22 - Aired 2/28/2013
General contractor Tom Silva helps a homeowner solve the mystery of her melted vinyl siding. Then, Tom, along with host Kevin O'Connor, landscape contractor Roger Cook, and plumbing and heating expert Richard Trethewey ask "What Is It?" Afterward, Kevin and a specialist perform a whole-house energy audit
Watch Now:Amazon#6 - Restoring Terrazzo Floors; Repairing a Cracked Floor Joist
Season 11 - Episode 14 - Aired 1/3/2013
Host Kevin O'Connor heads to Del Ray Beach, Florida to restore Terrazzo floors. Then, Kevin, along with landscape contractor Roger Cook, plumbing and heating expert Richard Trethewey, and general contractor Tom Silva ask "What Is It?" Afterward, Tom helps a homeowner repair a cracked floor joist.
Watch Now:Amazon#8 - Custom Fireplace Mantle; Repairing a Leaking Kitchen Faucet
Season 11 - Episode 3 - Aired 10/18/2012
General contractor Tom Silva builds a custom fireplace mantel for a homeowner. Then, Roger shares some tips about garden edging. Afterward, Richard helps a homeowner repair a leaking kitchen faucet.
Watch Now:Amazon
#9 - Financing Solar Panels; Framing Walls for Basement-Remodeling
Season 10 - Episode 23 - Aired 3/8/2012
Instalilng solar photovoltaic panels; framing walls for a basement-remodeling project.
#12 - Vinyl Floor; In-Ground Sprinkler
Season 5 - Episode 18 - Aired 2/8/2007
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.
Watch Now:Amazon
#15 - Conserving Rainwater; Removing an Interior Wall
Season 8 - Episode 16 - Aired 1/23/2010
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.

#17 - Weird Shower Valve; Mossy Roof
Season 18 - Episode 14 - Aired 2/8/2020
Richard travels to Salt Lake City to replace a shower valve he has never seen before in his career with a conventional pressure balanced one; Nathan demonstrates how to refinish stair treads; Tom helps a homeowner remove moss from his roof and prevent it from growing back.
Watch Now:Amazon#18 - Smart Thermostat Install; Barn Solar Install
Season 13 - Episode 26 - Aired 5/28/2015
#20 - Broken Sash Cords; Plant Bulbs
Season 13 - Episode 17 - Aired 3/26/2015
How to repair broken sash cords; and plant bulbs. Also: historian Doris Kearns Goodwin guests in the "What Is It?" segment.
#21 - Hanging a Flat Panel TV; Controlling Insects Without Pesticides
Season 11 - Episode 16 - Aired 1/17/2013
Master electrician Scott Caron helps a homeowner hang a flat-panel television on the wall and conceal all the wiring. Back in the workshop, Scott shows Kevin examples of many different types of electrical outlets. Roger heads to Miami to help a homeowner control the insect pests in her yard without the use of pesticides.

#22 - Laying Sod in the Backyard; Installing a Wireless Thermostat
Season 11 - Episode 4 - Aired 10/25/2012
Landscape contractor Roger Cook helps a homeowner lay sod in his backyard. Then, Roger, along with host Kevin O'Connor, plumbing and heating expert Richard Trethewey, and general contractor Tom Silva ask "What Is It?" Afterward, Tom shares a tip about finding measurements without doing math. Plus, Richard installs a wireless thermostat to control a heating system.

