Foam sealant Compare 1 Companies
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FST™ Foam Duct Sealant: FST™ Duct Seal is a “closed cell foam” which is superior to “open cell” spray canned foams. The kit contains a two-barrel cartridge filled with a two-part foam base, which is mixed in equal parts as it is pushed through the mixing nozzle. When mixed and injected, the foam expands and hardens,...
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