KJ-Fluorocarbon film butyl self-adhesive Membrane with PVDF composite film as the surface material, play a role in enhancing protection, coated with high-quality butyl adhesive self-adhesive layer and isolation film made of a high-performance, cost-effective waterproof coil, can be directly laid on the surface of the base, cold self-adhesive construction, very convenient, to form a "skin" like waterproof protective layer for the roof. Outstanding weather resistance, good waterproof performance and stability. With good self-repair and shock absorption capabilities.