All Episodes

Browse all 25 This Old House episode recaps with detailed project insights and expert tips.

Rain-Screen Walls Explained: The Small Air Gap That Helps Siding Last

A practical guide to rain-screen wall assemblies, from drainage and drying to bug screens, furring strips, and the details that matter before new siding goes up.

Cut Nails vs. Wire Nails: What Old-House Framing Can Teach Us

Why wedge-shaped cut nails grip differently from modern wire nails, where you are likely to find them, and what to consider before pulling them from historic framing.

This Old House S47 E24: A Firewall Recipe, a Hydro-Air Surprise, and a Dorchester Attic ADU That Delivers

In Walpole, a two-unit ranch gets a code-rated firewall, a shared hydro-air HVAC system, whole-house water filtration, and a cold-joint injection that makes old-meets-new basement walls honest. Then Kevin and Tom tour a finished attic ADU in Dorchester—proof that 700 square feet can feel like a yacht.

This Old House S47 E16: Inside a Millwork Factory, Rain Screens Explained, and Composite Decking Goes Down

Charlie tours a Springfield trim factory, Tom explains why there should be air behind your siding, and the new deck gets composite tongue-and-groove boards. Plus: a kitchen mock-up that's smarter than it looks.

This Old House S47 E15: Round Ducts Win, Spray Foam Goes In, and Tom's Window Flashing Masterclass

HVAC gets targeted upgrades instead of a gut job, Charlie chooses closed-cell spray foam for the third floor, and Tom proves that proper window flashing is a lost art worth finding.

This Old House S47 E14: Asbestos Surprise, Aluminum Siding Recycling, and an 89-Pound Beam Through a Window

The inevitable asbestos discovery, a field trip to a recycling facility, and a 24-foot steel beam craned through a rear window — because sometimes the front door isn't an option.

This Old House S47 E13: The Chimney Comes Down, Cabinets Get a Second Life, and a Stonecutter Carves a Doorway

Charlie and Mark dismantle the center chimney from roof to first floor, Tom salvages kitchen cabinets for a new pantry, and a rubble stone foundation reveals just how different 1896 construction really was.

This Old House S47 E12: An 1896 Queen Anne, a Center Chimney Problem, and the Tonal Whiplash of Elective Renovation

After eleven episodes of hurricane recovery, This Old House moves to Needham, MA, where the biggest crisis is an outdated kitchen. Perspective recalibrated, the crew meets Liz and Patrick's 1896 Queen Anne Victorian.

This Old House S47 E11: Five Families Come Home — The Carolina Comeback Finale

One year after Hurricane Helene, all five families walk through the doors of their rebuilt homes. It's the finale we've been building toward for eleven episodes, and yes, you will cry.

Showing 1-9 of 25 episodes