S21·E16 – Wetlands; Foundation Painting

Jenn works with a wetlands specialist; Ask This Old House profiles general contractor Zach Dettmore in a new segment; Ross discusses Indoor Air Quality testing; Mauro teaches a homeowner how to repaint an exterior, concrete foundation.

Cast

Richard Trethewey

Himself

Norm Abram

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Roger Cook

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Kevin O'Connor

Host

Tom Silva

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Steve Thomas Rooney

Himself