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BobVila.com > Channels > HVAC > All Tips > Dirty Insulation Dirty InsulationLook for dirty spots in your insulation, which often indicate holes where air leaks into and out of your house. You can seal the holes by stapling sheets of plastic over the holes and caulking the edges of the plastic. Related Showrooms• Sears - Heating & Cooling Repair• Radiantec - Radiantec radiant floor heating: Experience, affordability, efficiency & service • Unico System - Retrofit High Performance, Heating & Air Conditioning • Cadet - Zonal heating solutions for your home from Cadet | |
