Kevin O'Connor revisits Walpole as a dated ranch, and a new ADU becomes a multigenerational forever home for a military family and grandparents. Richard Trethewey explains shared utilities, a propane boiler, and hydronic air handlers that serve both spaces. Tom Silva meets with builders Kevin Smith and Jared Ruggieri to discuss the challenges of being the first to build an ADU in Walpole.

The show’s own verdict is on its page.