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Ask TOH | Tankless Heater, Retaining Wall

Ask This Old House solves the steady stream of home improvement problems faced by our viewers - and we make house calls! The series features some familiar faces, including Kevin O'Connor, general contractor Tom Silva, plumbing and heating expert Richard Trethewey, and landscape contractor Jenn Nawada.

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Ask TOH | Tankless Heater, Retaining Wall

Ask This Old House Episode 11 | 23m 43s | CC

Richard heads to Milwaukee to install an instantaneous water heater; Tom demonstrates some techniques for cutting straight edges with a circular saw; Mark rebuilds a retaining wall that was stacked with the wrong material.

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Funding for THIS OLD HOUSE is provided by The Home Depot and Renewal By Andersen.