This Old House

Walpole ADU: An Attic ADU (47x24)

Date de diffusion: Mai 14, 2026

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.