Kool Seal® Silicone Rubberized Roof and Flashing Sealant

Roof Patches & Cements, Silicone

Kool Seal®  Rubberized Silicone Roof & Flashing Sealant is designed to stop leaks in damp or dry surface conditions. Its long-lasting and flexible patch seals out water and resists mildew and weathering when cured.


  • Premium, 100% Silicone Sealant
  • Durable, weather-resistant sealant that remains permanently flexible
  • Single-component, flashing grade
  • Outstanding adhesion to most roofing material
Product # ColorSizeUPCPDSSDS
KS0084000-01 White1 Cart050926004019

Additional information

Clean Up

Mineral spirits

Coverage Rate

6-24 linear feet per cartridge depending on joint size.

Dry Time

Dry time is temperature, humidity and film thickness dependent. Tack Free: 30 minutes. Between coats: 24 hours. Cures: 24 hours.


EPDM, primed TPO, primed PVC, metal, concrete, modified bitumen, Hypalon and other common roof substrates.