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Do you need a vapor barrier with spray foam insulation?

Oliver Parker | 2023-05-28 10:32:16 | page views：1168
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Julian Lopez

Works at the International Telecommunication Union, Lives in Geneva, Switzerland.
Q. Do I Need to Use a Vapor Barrier with Spray Foam? A. According to code requirements, a vapor barrier is required to be used with open-cell foam, but is not necessary with closed-cell foam. A vapor barrier, for the purposes of satisfying code, is a retarder with a permeance rating of 1.0 or less.
2023-06-02 10:32:16
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Benjamin Hernandez

QuesHub.com delivers expert answers and knowledge to you.
Q. Do I Need to Use a Vapor Barrier with Spray Foam? A. According to code requirements, a vapor barrier is required to be used with open-cell foam, but is not necessary with closed-cell foam. A vapor barrier, for the purposes of satisfying code, is a retarder with a permeance rating of 1.0 or less.
Do I Need to use a Vapor Barrier With Spray Foam?Ecologic Spray ...
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