White Lightning® FLAME BUSTER® fire & smoke blocking silicone sealant is designed to block the spread of smoke and fire. It forms a water-resistant seal that will also resist smoke and toxic gases, ultraviolet radiation and ozone.
Will withstand temperatures up to 300 deg F
Will withstand temperatures up to 300 deg F
Resists cracking
Can be applied in temperatures ranging from -20 to 122 deg F