●Secure and Safe: Achieve fire stopping caulk efficiency with Akfix AC607, ensuring over 4 hours of fire resistance, meeting top safety standards without backfilling needs. ●Versatile Adhesion: Perfect for diverse construction materials, this high temperature caulk offers excellent adhesion, simplifying your projects with its easy-to-apply formula. ●Flexibility Meets Durability: Akfix AC607 remains flexible and non-slump, adapting to your construction needs while providing heat resistant sealant benefits. ●Certified Protection: With an M1 Fire Rating, this fire resistant caulk underscores your commitment to safety, offering peace of mind in fire-prone environments. ●Eco-Conscious Selection: Opt for an environmentally friendly fireproof sealant thats easy to paint over, blending seamlessly into your project aesthetics. ●???????? ?????? ?????????? ??????????????????: More than 4 hours of fire resistance without using any backfilling material. ●???????? ???? ??????????: STANDARD CAULKING GUN, a Putty Knife or Trowel can be used to apply our fire block caulk.