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1.1 This specification covers (1) inorganic fiber-reinforced organic felt underlayment, and (2) inorganic fiber-based felt for use as underlayment with steep-slope roofing products. The intent of this specification is to provide criteria for producing and evaluating underlayments with a significantly reduced tendency to wrinkle before or after the installation of steep roofing products.

Product Details

Published:
07/01/2023
Number of Pages:
2
File Size:
1 file , 250 KB
Note:
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