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Loctite Tite Foam Gaps & Cracks Spray Foam Sealant, Polyurethane Expanding Foam Insulation - 12 fl oz Can, Pack of 1. Polymer · Options: 1 pattern, 4 sizes.
$5.99
This easy to use 5 Oz. Triple Expansion Spray Foam has an R-Value that equals 4.1 at 1 In. thick and 8.1 at 2 In. thick.