White Lightning Fire and Smoke Blocking Adhesive Caulk, 10 oz, Cartridge

Description

This premium silicone sealant is designed to block thespread of smoke and fire. It forms a water-resistantseal that will also resist smoke and toxic gases,ultraviolet radiation and ozone.

For use on: copper and other metalthrough-penetrations
Will withstand temperatures up to 300 F
Resists cracking
Can be applied in temperatures ranging from
-20 F to 122 F