This Old House · SEASON 47

Walpole ADU: An Attic ADU

Episode 24 · 2026-05-14

★ N/A
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Season 47Episode 24★ N/A/10
  • Documentary
  • Reality

Episode overview

Kevin O'Connor digs into the ADU's progress with a code-rated firewall, insulation, and fire damper in a shared interior wall, plus Richard Trethewey sees the new HVAC and water filtration systems. Later, Kevin and Tom Silva tour a compact Dorchester ADU located in the attic.

25 minutes

Season 47 episodes