The bostik fireseal silicone joint sealant delivers critical fire protection engineered for both movement and non-movement joints in structural applications. This mid-modulus silicone formulation provides superior adhesion to diverse substrates including masonry, screens, partitions and structural walls. Achieving up to 4 hours fire resistance in appropriate structures, this sealant prevents fire passage while maintaining stability without slumping in joints up to 25mm wide. The advanced formulation serves effectively as a service penetration seal for metal pipes and cables where movement is anticipated. Designed for longevity, this sealant delivers up to 25 years service life with excellent cold smoke sealing properties. Suitable for both internal and external applications, it provides reliable performance across demanding installation environments. Features & benefits: mid-modulus silicone sealant providing up to 4 hours fire resistance in suitable structures. Superior adhesion to a wide variety of substrates including masonry, partitions and structural walls. Effective service penetration seal for metal pipes and cables, particularly where movement occurs. Will not slump in joints up to 25mm wide, ensuring consistent application integrity. Excellent cold smoke seal for internal and external use across diverse installation conditions. Up to 25 years service life for long-term protection and reliability. Colour: white. Size: c20 cartridge.
The bostik fireseal silicone joint sealant delivers critical fire protection engineered for both movement and non-movement joints in structural applications. This mid-modulus silicone formulation provides
