Waterproofing Episodes

2 episodes tagged with "Waterproofing"

AI illustration of an unfinished fire-rated shared wall with mineral wool insulation, sealed penetrations, and a duct fire damper in a residential renovation

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

May 14, 2026 • 9 min read

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.

AI illustration of a gutted bathroom shower wall with gray waterproof membrane, thin-set mortar, a notched trowel, porcelain tiles, and a small window in warm daylight

This Old House

Season 47

Carolina Comeback

This Old House S47 E4: Six Nails Per Shingle, Tile Underlayment, and the Biltmore's Gardens

October 16, 2025 • 11 min read

Jim's brother drives down from Jersey to tile a bathroom, a father-son roofing duo explains why four nails aren't enough anymore, and Kevin sneaks in a field trip to the Biltmore Estate.