FASTBLOCK® 301 type III by TA Aerospace is a brush on or trowelable aircraft firewall structure sealant/adhesive. FASTBLOCK® 301 type III cures at room temperature to provide excellent thermal and fire barrier characteristics. The cured FASTBLOCK® 301 is effective at temperatures from -65˚F to +400˚F (-54˚C to +204˚C) and can withstand temperatures of up to +2000˚F (+1093˚C) as per FAA AC 20-135. This state-of-the-art insulation system is specifically designed to provide superior thermal protection. This is a two-part addition cured low-density solvent-free compound. Product is available in 6 oz. size.

With TA Aerospace FASTBLOCK® 301 aircraft thermal insulation, TA Aerospace continues its tradition of engineering excellence, delivering products that meet the rigorous standards of aerospace design and ensuring the highest levels of performance and safety. Whether for commercial airliners, private jets, defense applications, or space exploration vehicles, FASTBLOCK® aircraft thermal insulation stands as a testament to TA Aerospace’s commitment to innovation and quality in thermal insulation technology.