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Ask This Old House

Ask This Old House

Season 7, Episode 22

Episode Title: Heating & Cooling System Controller; Re-Grout Tile Floor

Air Date: 2009-02-26

Overview:

Plumbing and heating expert Richard Trethewey helps a California homeowner install a new type of "zoning" control for her forced-air heating and cooling system. Then Richard, along with landscaping contractor Roger Cook, host Kevin O'Connor and general contractor Tom Silva ask, "What is it?" Next, Tom helps a homeowner re-grout the tile floor in her master bathroom.

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