Ask This Old House Season 20 poster

Ask This Old House — Season 20

202139 episodes4.9/10 (20 votes)

About this season

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 This Old House 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!

Episodes (39)

Two-Prong Outlet; Deck Stair Rail
E1

1. Two-Prong Outlet; Deck Stair Rail

Aired 30 September 2021 • 30 min

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.

Durable Landscape; Cutting Board
E2

2. Durable Landscape; Cutting Board

Aired 7 October 2021 • 30 min

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.

Hole Patches; Threshold Repair
E3

3. Hole Patches; Threshold Repair

Aired 14 October 2021 • 30 min

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.

4
E4

4. Wood Floors, DIY Ice Rink

Aired 21 October 2021 • 30 min

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.

5
E5

5. Smart Doorbells, Recessed Lights

Aired 28 October 2021 • 30 min

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.

6
E6

6. Easier Plumbing, Roofing 101

Aired 4 November 2021 • 30 min

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.

7
E7

7. Fall Garden Tips, Paint Cabinets

Aired 11 November 2021 • 30 min

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.

8
E8

8. An AskTOH Barn Raising

Aired 18 November 2021 • 30 min

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.

9
E9

9. Drill Drivers, Patios Expansion

Aired 25 November 2021 • 30 min

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.

10
E10

10. Camilla's Workshop

Aired 16 December 2021 • 30 min

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.

11
E11

11. Holiday Projects

Aired 23 December 2021 • 30 min

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.

12
E12

12. Wifi Extension, Tub Drain

Aired 30 December 2021 • 30 min

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.

13
E13

13. Rot Repair, Heat Pumps

Aired 6 January 2022 • 30 min

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.

14
E14

14. Patch Plaster, Sinking Drywell

Aired 13 January 2022 • 30 min

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.

15
E15

15. Celebrating 20 Years

Aired 20 January 2022 • 30 min

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.

16
E16

16. Vinyl Floor, Heating Bill Savings

Aired 27 January 2022 • 30 min

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.

17
E17

17. Water Fountain, Supply Chains

Aired 3 February 2022 • 30 min

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.

18
E18

18. Porch Base Column Repair, Smart Thermostats

Aired 10 February 2022 • 30 min

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.

19
E19

19. Shrub Harvesting, Building A Box Joint Jig

Aired 17 February 2022 • 30 min

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.

20
E20

20. Concrete Driveway, Spray Paint

Aired 24 February 2022 • 30 min

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.

21
E21

21. Front Hall Closet, Block Retaining Wall

Aired 17 March 2022 • 30 min

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.

22
E22

22. Fireplace Repairs, Simple Clog Fixes

Aired 24 March 2022 • 30 min

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.

23
E23

23. Window Flower Boxes, Smart Electrical Panels

Aired 31 March 2022 • 30 min

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.

24
E24

24. Sagging Fence Gate, Shipping Container Pool

Aired 7 April 2022 • 30 min

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.

25
E25

25. Wobbly Toilet, Led Lightbulbs

Aired 14 April 2022 • 30 min

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.

26
E26

26. Vinyl Fence, Building A Beehive

Aired 21 April 2022 • 30 min

Jenn Nawada suggests houseplants for areas of shade, partial shade and sun. Heath explains techniques for drilling holes to run electrical wire. Jenn Largesse shows how to put up an outdoor vinyl fence. Tom builds a beehive out of wood.

27
E27

27. DIY Birdbath, Dog Chew Wood Repair

Aired 28 April 2022 • 30 min

Nathan shows how to mount a flat screen TV on a wall. Mark builds a stone birdbath. Tom repairs a Newel post damaged by a dog.

28
E28

28. Garage Door Replacement, Emergency Plumbing Fixes

Aired 5 May 2022 • 30 min

Ross shares why he became an engineer; Tom talks about different types of hammers; Richard shows how to control common plumbing emergencies; Nathan removes and replaces a garage door.

29
E29

29. All About Hydrangeas, Refinish Deck Railing

Aired 12 May 2022 • 30 min

Jenn shows off different varieties of hydrangeas; Heath explains types of smoke and carbon monoxide detectors and their functions; Mauro refinishes deck railings and posts.

30
E30

30. Replacing a Toilet Seat, Full Mortise Lockset Repair

Aired 19 May 2022 • 30 min

Richard shows how to replace a toilet seat; Jenn Largesse builds a pergola for her backyard; Nathan repairs a century-old full mortise lockset.

31
E31

31. All About Succulents, Under-Sink Water Filter

Aired 26 May 2022

Jenn talks about different types of succulents; Richard installs a reverse osmosis under-sink water filter; Tom builds a classic milk stool.

32
E32

32. Basic Electrical Tools; Home Energy Assessment

Aired 2 June 2022

Using common electrical tools; an in-depth home energy assessment; painting.

33
E33

33. Happy Father's Day

Aired 23 June 2022

Team members talk about their fathers as mentors; airflow in buildings; finishing a baseball bat display case.

34
E34

34. Moving a Ceiling Light Fixture; Tool Lab -- Finish Nailers

Aired 30 June 2022

Kevin O'Connor explains how he became host of "This Old House"; a simple trick for drawing a perfect ellipse; moving a light fixture and patching the ceiling; the basics of finish nailers.

35
E35

35. Crown Molding for Corner Angles; The Future of Solar

Aired 7 July 2022

Heath shares why he became an electrician and what he loves about his trade; Mauro shows a trick for applying caulk in gaps; Tom shows how to install crown molding around corner angles; Ross explains the future of solar at MIT.

36
E36

36. Track Saws, Adding A Receptacle

Aired 14 July 2022

Mauro shares why he became a painter and what he loves about his job; Jenn shows how to test soil at home; Nathan explains how to use track saws; Heath adds a receptacle to a kitchen island.

37
E37

37. Deck Chairs, Damp Basement

Aired 21 July 2022

Tom shares a trick to space balusters evenly; Heath shows how to drill holes in studs to run wire; Jenn Largesse builds DIY deck chairs; Richard explains ways to deal with a damp basement.

38
E38

38. Pond Maintenance, Demilune Table

Aired 28 July 2022

Mark explains finishes for brick and concrete; Jenn shows how to maintain a small backyard pond; Tom builds a three-legged Demilune table.

39
E39

39. Pizza Oven Repair, What Is It?

Aired 4 August 2022

Nathan explains the anatomy of track saws; Mark repoints an outdoor pizza oven; The Ask This Old House team comes together for a 20th Anniversary "What Is It?"

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