William Collins explains the difference between polyurethane spray sealants and polyurethane spray foams. He explains why one is designed for insulation, while the other is used for air sealing. This creates tremendous energy efficiency in existing residential homes. The AireBarrier can also be used to fix ducts and other problem areas in a house.
Spray Sealants are part of the new emerging air barrier technologies which offer new solutions to many of the building envelope issues that can not be solved using existing ideas and systems. Energy efficiency starts here.
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