No main cast listed for this episode.
This Old House — S47E22
Episode: Walpole ADU: An ADU Takes Shape
Air Date: 2026-04-30
Runtime: 25 min
Overview
Kevin demos a wall in the primary bedroom. Tom frames an exterior wall to tie old and new spaces together, Richard reviews shared plumbing for the ADU, and the electrician buries a new 400-amp service to feed both homes.