GREAT STUFF PRO™ Gaps & Cracks - Fills, Seals and Insulants Gaps up to 3". As the first foam sealant to be recognized as a fire block, GREAT STUFF PRO™ inhibits the spread of flames through concealed spaces. It’s a minimal-expanding, single component polyurethane foam sealant for general purpose building envelope air sealing. This products is used to fill gaps in the SIP system at roof splines, floor and top plates, corners, around window and door bucks and any other gaps in the SIP system between structural members and the SIP
Building Code Compliant:
ICC-ES Legacy NER-645
ASTM E331, ASTM E547
ASTM C1620, AAMA 812-04
ABAA Standard for air leakage ASTM E283
UL Classified as a sealant
Energy Star Qualified
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