Ask This Old House

S20 E1 • 23m • HDTVG

Pipe soldering; replacing two-prong receptacles; building deck stair railings.

S20 E2 • 23m • HDTVG

A landscape that can withstand heavy pedestrian traffic; water heaters; building a cutting board.

S20 E3 • 23m • HDTVG

Options for ground cover plants; different techniques for patching wall holes; patching brick holes.

S20 E4 • 23m • HDTVG

Removing dried paint from a paintbrush; installing tongue and groove flooring; DIY ice rink.

S20 E5 • 23m • HDTVG

The pros and cons of smart doorbells; painting wood paneling; tools; installing recessed lights.

S20 E6 • 23m • HDTVG

Varieties of bricks; solderless connections; adding asphalt shingles to a roof.

S20 E7 • 23m • HDTVG

Putting a garden to bed before winter; painting a kitchen cabinet; installing exterior door trim.

S20 E8 • 23m • HDTVG

Rebuilding a chicken barn, including reframing and hooking up new electrical wiring.

S20 E9 • 23m • HDTVG

Options available on drill drivers; using a voltage tester; extending an existing patio.

S20 E10 • 23m • HDTVG

Working with a young woodworker to set up a workshop in a garage; building a workbench.

S20 E11 • 23m • HDTVG

Identifying and caring for holly plants; how dishwashers work; turning Christmas ornaments.

S20 E12 • 23m • HDTVG

Table saw blades; extending WiFi service; replacing a tub drain.

S20 E13 • 23m • HDTVG

Why wood rots on houses, how to prevent it and how to repair it; heat pump technology.

S20 E14 • 23m • HDTVG

Light fixtures; repairing a crack in plaster; raising a drywell in a driveway.

S20 E15 • 23m • HDTVG

The cast reflects on the 20th anniversary of "Ask This Old House," including how the show was made.

S20 E16 • 23m • HDTVG

Cost-effective ways to save money on a heating bill; replacing a vinyl kitchen floor.

S20 E17 • 23m • HDTVG

Making a stone water fountain for the garden; breaking down miter saw blades; supply chain issues.

S20 E18 • 23m • HDTVG

Smart thermostats and their features; switch legs; replacing an old rotted porch column base.

S20 E19 • 23m • HDTVG

How shrubs are harvested; sealing windows for the winter; building a box joint jig.

S20 E20 • 23m • HDTVG

Richard explains different kinds of bidets; Mauro spray paints a handrail; patched driveway.

S20 E21 • 23m • HDTVG

Composting at home; custom built-in drawers, cubbies and shelves for a hall closet; retaining wall.

S20 E22 • 23m • HDTVG

Basic voltages of cordless tools; handling simple clogs in a bathroom sink, kitchen sink and toilet.

S20 E23 • 23m • HDTVG

Smart electric panels and how they work; replacing a toilet seat; building window flower boxes.

S20 E24 • 23m • HDTVG

Different ways to fix scratches on wood furniture; installing a shipping container pool.

S20 E25 • 23m • HDTVG

Making a stone birdbath; fixing a wobbly toilet; repairing a sticky faucet handle.

S20 E26 • 23m • HDTVG

Houseplants for areas of shade and sun; drilling holes to run electrical wire; vinyl fence.

S20 E27 • 23m • HDTVG

Mounting a television; building a birdbath; repairing a Newel post damaged by a dog.

S20 E28 • 23m • HDTVG

Hammers; controlling plumbing emergencies; replacing a garage door.

S20 E29 • 23m • HDTVG

Varieties of hydrangeas; smoke and carbon monoxide detectors; refinishing deck railings and posts.

S20 E30 • 23m • HDTVG

Replacing a toilet seat; building a pergola; repairing a century-old full mortise lockset.

S20 E31 • 23m • HDTVG

Different types of succulents; installing a reverse osmosis under-sink water filter; milk stool.

S20 E32 • 23m • HDTVG

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

S20 E33 • 23m • HDTVG

Fathers as mentors; airflow in buildings; finishing a baseball bat display case.

S20 E34 • 23m • HDTVG

Simple trick for drawing a perfect ellipse; moving a light fixture and patching the ceiling.

S20 E35 • 23m • HDTVG

Applying caulk in gaps; installing crown molding around corner angles; the future of solar.

S20 E36 • 23m • HDTVG

How to test soil at home; adding a receptacle to a kitchen island.

S20 E37 • 23m • HDTVG

Spacing balusters evenly; drilling holes in studs to run wire; building deck chairs.

S20 E38 • 23m • HDTVG

Finishes for brick and concrete; maintaining a small backyard pond; building a Demilune table.

S20 E39 • 23m • HDTVG

Track saws; repointing an outdoor pizza oven; a 20th anniversary "What Is It?" segment.