Ask This Old House

Corroded Water Heater Fitting; Vented Range Kitchen Hood (10x3)

Air date: Oct 20, 2011

Plumbing and heating expert Richard Trethewey helps a homeowner replace a corroded fitting on his water heater. Then Richard, along with host Kevin O'Connor, landscaping contractor Roger Cook, and general contractor Tom Silva ask "What Is It?" Afterward, Tom helps a homeowner install a vented range hood in her kitchen.