4 aired episodes

Ask This Old House Season 25 Episode Guide

Independent episode guide to the 4 aired Ask This Old House Season 25 recaps on this site, from episode 1 through episode 4, in broadcast order.

Season 25

Recaps on this site, in episode order.

AI illustration of a sunlit adobe room with a cracked earthen floor, a V-notched sand-clay repair, and masonry tools resting on a drop cloth

October 1, 2026 · 7 min

Adobe Bricks, a Miter Trick That Doesn’t Need Caulk, and a Garden Revisited 10 Years Later

Mark McCullough travels to New Mexico to learn adobe brick making and repair an earthen floor. Tom Silva shows Kevin a faster way to cut miters on imperfect corners. Jenn Nawada revisits a garden she helped transform a decade ago and sees how it inspired even more backyard projects.

AI illustration of a half-finished basement wall opened for electrical work, with a new switch box, stripped cable, and a pull-chain light fixture above plaster dust

October 8, 2026 · 6 min

Pull-Chain Basement Lights, Sod Repair, and an Orange Deck-Board Spacer

Heath Eastman rewires a basement so one switch doesn't run one lonely bulb, Lee Gilliam patches a snowplow scar with fresh sod, and the crew names an orange deck-board spacer in What Is It?

AI illustration of a frost-proof sillcock mounted through a weathered wood sill beside a deck, with PEX tubing, an expansion tool, and silicone sealant on a drop cloth

October 15, 2026 · 8 min

PEX Hose Spigot, Cover Crops, and Richard's Cutaway Habit

Richard Trethewey adds a backyard hose spigot with a frost-proof sillcock and PEX-A, Jenn Nawada takes cover crops from a 500-acre farm down to raised beds, and the cutaway reel makes the case for sawing things open.

AI illustration of an antique door edge with a brass ball-bearing hinge, oak dowel plugs, a chisel, and a door sweep at a stone threshold

October 22, 2026 · 11 min

Sticking Front Door, Insulation, and Thermostats

Ross Trethewey compares six kinds of insulation, Richard and Ross look back at 25 years of thermostats, and Nathan Gilbert rebuilds the hinges, lock, and sweep on an 1890 front door a kick could open.