Great Stuff Smart Dispenser 12 Oz. Fireblock Foam Sealant
$11.99
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GREAT STUFF Fireblock Insulating Foam Sealant is a ready-to-use, minimal-expansion insulating foam sealant that fills and insulates gaps up to 3/4 In. to restrict airflow. This distinctly orange solution seals electrical wiring running through wall studs as well as service penetrations in walls and between floors to provide a simple, cost-effective way to maintain the continuity of an approved fire block material throughout the house.
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