NaN/100 votes#1 - Two-Prong Outlet; Deck Stair Rail
Season 20 Episode 1 - Aired 9/30/2021
Richard discusses pipe soldering; Heath explains what two-prong receptacles are, why they're no longer to code, and how to replace them; Nathan and Mauro build, install, and paint deck stair railings.
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NaN/100 votes#2 - Durable Landscape; Cutting Board
Season 20 Episode 2 - Aired 10/7/2021
Jenn creates a landscape that can withstand heavy pedestrian traffic; Richard explains the options available for water heaters; Tom and Kevin build a cutting board out of walnut, cherry, and maple.
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NaN/100 votes#3 - Hole Patches; Threshold Repair
Season 20 Episode 3 - Aired 10/14/2021
Jenn discusses creative options for ground cover plants; Tom demonstrates different techniques for patching wall holes; Mark demonstrates how to patch brick holes; Nathan installs a new threshold.
Director: N/A
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NaN/100 votes#4 - Wood Floors, DIY Ice Rink
Season 20 Episode 4 - Aired 10/21/2021
Mauro demonstrates how to remove dried paint from a paintbrush; Tom shares the best techniques for connecting and installing tongue and groove flooring; Jenn and Nathan build a DIY ice rink.
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- NaN/100 votes
#5 - Smart Doorbells, Recessed Lights
Season 20 Episode 5 - Aired 10/28/2021
Ross discusses the pros and cons of smart doorbells; Mauro demonstrates techniques for painting wood paneling; Heath shares some of his most-used tools and helps a homeowner install recessed lights.
Director: N/A
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- NaN/100 votes
#6 - Easier Plumbing, Roofing 101
Season 20 Episode 6 - Aired 11/4/2021
Mark explains how bricks are made and how many different varieties there are; Richard explains how solderless connections work; Tom assess and reshingles a shed roof with asphalt shingles.
Director: N/A
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- NaN/100 votes
#7 - Fall Garden Tips, Paint Cabinets
Season 20 Episode 7 - Aired 11/11/2021
Jenn shares her list of must have gardening tools and how to put a garden to bed before winter; Mauro demonstrates how to paint a kitchen cabinet; Nathan installs exterior front door trim.
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- NaN/100 votes
#8 - An AskTOH Barn Raising
Season 20 Episode 8 - Aired 11/18/2021
The entire team comes together to help Mark rebuild the chicken barn he lost to a fire. They reframe the barn, hook up new electrical wiring, connect a utility sink, and hang an exterior door.
Director: N/A
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- NaN/100 votes
#9 - Drill Drivers, Patios Expansion
Season 20 Episode 9 - Aired 11/25/2021
In Tool Lab, tool expert Chris Ermides demonstrates how tables saw blades work; Heath explains why and how to use a voltage tester; Mark helps a homeowner extend her existing patio.
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- NaN/100 votes
#10 - Camilla's Workshop
Season 20 Episode 10 - Aired 12/16/2021
General contractor and expert woodworker Tom Silva meets past guest and young woodworker Camilla in her dad's shop where they catch up since they last met. After checking out some of Camilla's work, the two discuss her need for a workspace of her own. With a worktable in mind, Tom invites her back to the workshop to help with the special project, a birdhouse.
Director: N/A
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- NaN/100 votes
#11 - Holiday Projects
Season 20 Episode 11 - Aired 12/23/2021
Jenn explains how to identify and care for holly plants; Richard explains how dishwashers work and how to troubleshoot them when they don't drain properly; Tom and Kevin turn Christmas ornaments.
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- NaN/100 votes
#12 - Wifi Extension, Tub Drain
Season 20 Episode 12 - Aired 12/30/2021
In Tool Lab, Nathan explains what different table saw blade types are used for; Ross extends WiFi service in a house; Richard replaces a faulty tub drain; the team shares their New Years' Resolutions.
Director: N/A
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- NaN/100 votes
#13 - Rot Repair, Heat Pumps
Season 20 Episode 13 - Aired 1/6/2022
Mark shares the story of how he became a mason; Tom explains why wood rots on houses, how to prevent it, and how to repair it if it occurs; Ross explores heat pump technology.
Director: N/A
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- NaN/100 votes
#14 - Patch Plaster, Sinking Drywell
Season 20 Episode 14 - Aired 1/13/2022
Heath explains why finish electrical work is his favorite stage of the job; Mauro demonstrates how to repair a crack in plaster; Mark raises a drywell in a driveway that is sinking below grade.
Director: N/A
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- NaN/100 votes
#15 - Celebrating 20 Years
Season 20 Episode 15 - Aired 1/20/2022
The entire cast reflects on the 20th anniversary of ASK THIS OLD HOUSE. They'll discuss how the show was made and what they think the legacy of the television program will be moving forward.
Director: N/A
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- NaN/100 votes
#16 - Vinyl Floor, Heating Bill Savings
Season 20 Episode 16 - Aired 1/27/2022
Jenn shares the story of how she became a landscape designer; Richard and Ross explain cost-effective ways to save money on your heating bill this winter; Nathan helps a homeowner replace a vinyl kitchen floor.
Director: N/A
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- NaN/100 votes
#17 - Water Fountain, Supply Chains
Season 20 Episode 17 - Aired 2/3/2022
Jenn and Mark show how to make a stone water fountain for your garden; In Tool Lab, Nathan breaks down Miter Saw blades; The team comes together to discuss the challenges they've faced dealing with ongoing supply chain issues.
Director: N/A
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- NaN/100 votes
#18 - Porch Base Column Repair, Smart Thermostats
Season 20 Episode 18 - Aired 2/10/2022
Richard shares how he became a plumber and what he loves about his trade; Ross talks about smart thermostats and their features; Heath explains how to understand switch legs; Tom replaces an old, rotted porch column base.
Director: N/A
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- NaN/100 votes
#19 - Shrub Harvesting, Building A Box Joint Jig
Season 20 Episode 19 - Aired 2/17/2022
Jenn visits a nursery to learn how shrubs are planted and harvested; Ross and Nathan show cost-effective ways to air-seal your windows this winter; Tom demonstrates how to build a serving tray using a box joint jig.
Director: N/A
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- NaN/100 votes
#20 - Concrete Driveway, Spray Paint
Season 20 Episode 20 - Aired 2/24/2022
Nathan gives a tour of his highly organized truck; Richard shows different kinds of bidets and their functions; Mauro explains how to use spray paint for small home projects; Mark replaces an old, patched driveway with a new concrete one.
Director: N/A
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- NaN/100 votes
#21 - Front Hall Closet, Block Retaining Wall
Season 20 Episode 21 - Aired 3/17/2022
Jenn Nawada explains how you can compost at home; Jenn Largesse and her landscape contractor install a concrete block retaining wall in Jenn's backyard; Tom constructs custom built-in drawers, cubbies and shelves for a front hall closet.
Director: N/A
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- NaN/100 votes
#22 - Fireplace Repairs, Simple Clog Fixes
Season 20 Episode 22 - Aired 3/24/2022
Heath breaks down the basic voltages of cordless tools; Richard gives an overview on how to handle simple clogs in a bathroom sink, kitchen sink and toilet; Mark repairs a fireplace and replaces its cover.
Director: N/A
Writer: N/A
- NaN/100 votes
#23 - Window Flower Boxes, Smart Electrical Panels
Season 20 Episode 23 - Aired 3/31/2022
Tom shares how he became a general contractor and what he loves about his trade; Heath and Ross explain what smart electric panels are and how they work; Jenn and Nathan build and fill new window flower boxes.
Director: N/A
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- NaN/100 votes
#24 - Sagging Fence Gate, Shipping Container Pool
Season 20 Episode 24 - Aired 4/7/2022
Nathan demonstrates different ways to fix scratches on wood furniture; Jenn Largesse oversees the installation of a shipping container pool in her backyard; Tom shows how to fix and resecure a sagging fence gate.
Director: N/A
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- NaN/100 votes
#25 - Wobbly Toilet, Led Lightbulbs
Season 20 Episode 25 - Aired 4/14/2022
Nathan shares how he became a carpenter and what he loves about his trade; Heath talks all about different LED light bulbs; Richard fixes a wobbly toilet and repairs a sticky faucet handle.
Director: N/A
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The Best Episodes of Ask This Old House Season 20
Every episode of Ask This Old House Season 20 ranked from best to worst. Discover the Best Episodes of Ask This Old House Season 20!
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....
Genre:Documentary
Network:PBS
Season 20 Ratings Summary
"Two-Prong Outlet; Deck Stair Rail" is the best rated episode of "Ask This Old House" season 20. It scored N/A/10 based on 0 votes. Directed by N/A and written by N/A, it aired on 9/30/2021. This episode is rated NaN points higher than the second-best, "Durable Landscape; Cutting Board".