400 Firestop sealant is a one component Acrylic sealant. An intumescent acrylic sealant specifically designed for internal perimeter jointing around fire rated door and windows frames. Fire rated. See data sheet for further information and product certified configurations.
Up to 2 hours fire rating can be achieved. Non corrosive, ready to use. Good unprimed adhesion to most common construction materials. Meets ISO 834.
Store dry and cool (between 5 and 30°C), Contains 5-Chloro-2-methyl-3-(2H)-isothiazonlone, mixt. with 2-methyl-3(3H)-isothiazolone. May produce allergic reaction.