Bond Fireproof Joint Sealant 120

Burns while foaming under high temperature conditions (during a fire) and then turns into ceramic, thereby preventing fire from getting in. Can be considered for application to 2-hour fire resistant structures as according to JIS A 1304 "Method of fire resistance test for structural parts of buildings". Flexible and follows joints well. Compliant with Japanese Sealing Industry Association (JSIA) F☆☆☆☆ standards. Used for joint sealing fire resistant structures. Also for internal and external joints of general constructions.