Ask This Old House Season 20 Episodes

Episode 1

Two-Prong Outlet; Deck Stair Rail

Thu, Sep 30, 2021

Pipe soldering; replacing two-prong receptacles; building, installing, and painting deck stair railings.

Episode 2

Durable Landscape; Cutting Board

Thu, Oct 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.

Episode 3

Hole Patches; Threshold Repair

Thu, Oct 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.

Episode 4

Wood Floors; DIY Ice Rink

Thu, Oct 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.

Episode 5

Smart Doorbells; Recessed Lights

Thu, Oct 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.

Episode 6

Easier Plumbing; Roofing 101

Thu, Nov 4, 2021

Mark explains how bricks are made and how many different varieties there are; Richard explains how solderless connections work; Tom assess and re-shingles a shed roof with asphalt shingles.

Episode 7

Fall Garden Tips; Paint Cabinets

Thu, Nov 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.

Episode 8

An AskTOH Barn Raising

Thu, Nov 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.

Episode 9

Drill Drivers; Patio Expansion

Thu, Nov 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.

Episode 10

Camilla's Workshop

Thu, Dec 16, 2021

Working with a youth woodworker to set up a workshop in a garage; building a workbench; setting up tools and storage and building a birdhouse.

Episode 11

Holiday Projects

Thu, Dec 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.

Episode 12

WiFi Extension; Tub Drain

Thu, Dec 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.

Episode 13

Rot Repair; Heat Pumps

Thu, Jan 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.

Episode 14

Patch Plaster; Sinking Drywall

Thu, Jan 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.

Episode 15

Celebrating 20 Years

Thu, Jan 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.

Episode 16

Replace Vinyl Floor; Heating Bill Savings

Thu, Jan 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.

Episode 17

Stone Water Fountain; Supply Chain Shortages

Thu, Feb 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.

Episode 18

Porch Base Column Repair; Smart Thermostats

Thu, Feb 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.

Episode 19

Shrub Harvesting; Building a Box Joint Jig

Thu, Feb 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.

Episode 20

Home Energy Assessment; Spray Paint

Thu, Feb 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.

Episode 21

Front Hall Closet; Block Retaining Wall

Thu, Mar 17, 2022

Episode 22

Fireplace Repairs; Simple Clog Fixes

Thu, Mar 24, 2022

Episode 23

Window Flower Boxes; Smart Electrical Panels

Thu, Mar 31, 2022

Episode 24

Sagging Fence Gate; Shipping Container Pool

Thu, Apr 7, 2022

Episode 25

Wobbly Toilet; LED Light Bulbs

Thu, Apr 14, 2022

Episode 26

Vinyl Fence; Building a Beehive

Thu, Apr 21, 2022

Episode 27

DIY Birdbath; Dog Chew Wood Repair

Thu, Apr 28, 2022

Episode 28

Garage Door Replacement; Emergency Plumbing Fixes

Thu, May 5, 2022

Episode 29

All About Hydrangeas; Refinish Deck Railing

Thu, May 12, 2022

Episode 30

Replacing a Toilet Seat; Full Mortise Lockset Repair

Thu, May 19, 2022

Episode 31

All About Succulents; Under-Sink Water Filter

Thu, May 26, 2022

Episode 32

Basic Electrical Tools; Home Energy Assessment

Thu, Jun 2, 2022

Episode 33

Happy Father's Day

Thu, Jun 23, 2022

Episode 34

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

Thu, Jun 30, 2022

Episode 35

Crown Molding; Future of Solar

Thu, Jul 7, 2022

Episode 36

Soil Testing; Adding a Receptacle

Thu, Jul 14, 2022

Episode 37

Deck Chairs; Damp Basement

Thu, Jul 21, 2022

Episode 38

Pond Maintenance; Demilune Table

Thu, Jul 28, 2022

Episode 39

Pizza Oven Repair; What Is It?

Thu, Aug 4, 2022