Ask This Old House · SEASON 25
Sticking Front Door; Insulation
Episode 4 · 2026-10-22

- Documentary
Episode overview
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.
27 minutes
Season 25 episodes
1. Adobe Bricks and Miter Tricks2026-10-01
2. Pull-Chain Upgrade; Sod Repair2026-10-08
3. Add Hose Spigot; Cover Crops2026-10-15
4. Sticking Front Door; Insulation2026-10-22
5. Cracked Foundation Skirting2026-10-29
6. Smart Window Film; Walkway Garden2026-11-05
7. BBQ Smoker; Picking Out A Tree2026-11-12
8. Toy Truck; Pot Filler Faucet2026-11-19