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🚫💨 Drafty ducts? Richard Trethewey explains how to seal leaky ductwork and boost your home's efficiency! | This Old House
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Shop Leaky Ductwork

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$285.00
Flex Clad 400 Pipe And Duct Waterproofing Self-Stick Protective Sheet, 36" X 33-1/2' (White)
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