Flame Buster® Fire & Smoke Blocking- Silicone Sealant

Fire & Smoke Blocking Silicone Sealant


This premium 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.

copper and other metal through-penetrations


  • Resists cracking
  • Can be applied in temperatures ranging from -20°F to 122°F
  • Will withstand temperatures up to 300°F


Meets ASTM E-814 and UBC 7-5

SKU Listing
Product # Color Size Material Safety Sheet UPC
WL8802020 Red 10.0 fl. oz. Download 023275880207
Product #1
Product # WL8802020
Color Red
Size 10.0 fl. oz.
Material Safety Sheet Download
UPC 023275880207