HVAC Zoning, Plaster Patch
Show: Ask This Old House --> Season: 15 - Season 15
AirDate: 11/5/2016
Runtime: 30
Voting: 0 (0)

Overview: Richard learns about a way to heat and cool a house using a new room-by-room ventilation system. Tom explains the best ways to patch a small hole in the wall. And the guys ask, “What is it?”