Season 25

Ask This Old HouseSeason 25

2026
5 Episodes

Episodes

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S25E01

Adobe Bricks and Miter Tricks

Kicking off Ask This Old House's 25th season, Mark McCullough travels to New Mexico to learn the art of adobe, from mixing and forming bricks to repairing a cracked earthen floor. Tom Silva shows Kevin O'Connor an easy trick for cutting miters on imperfect corners. Then, Jenn Nawada revisits a garden she transformed on the show over 10 years ago to see it fully grown in and flourishing.

01 Oct 202627m
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S25E02

Pull-Chain Upgrade; Sod Repair

Heath Eastman upgrades basement lighting by wiring pull-chain fixtures to a wall switch for easier control. Lee Gilliam repairs snowplow lawn damage with a sod patch along a driveway. Then, the team revisits favorite 'What Is It' moments from over the years before guessing a new mystery item: a flat orange plate with spiky feet.

08 Oct 202627m
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S25E03

Add Hose Spigot; Cover Crops

The team looks back at some of their most memorable cutaway demonstrations over the years. Then, Richard Trethewey helps a homeowner add an outdoor hose spigot using PEX. Jenn Nawada visits a farm to learn how they use cover crops to protect and improve their farming soil during the off-season. Then, she demonstrates how a homeowner can use cover crops in vegetable gardens.

15 Oct 202627m
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S25E04

Sticking Front Door; Insulation

Richard Trethewey, Ross Trethewey, and Kevin O'Connor look back at clips to see how thermostats have evolved over the 25 years AskTOH has been on the air. Then, Ross compares common home insulation types, sharing which materials may work best for various situations. Nathan Gilbert helps a homeowner fix a sticking antique front door by replacing the worn hinges, lock hardware, and the door sweep.

22 Oct 202627m
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S25E05

Episode 5

29 Oct 202627m