Geocel Trade Mate FIRE BLOCK SEAL High Temperature Resistant Cement Sealant Geocel Trade Mate FIRE BLOCK SEAL ready mixed and ready to use new generation fire cement that will with stand temperatures up to 1500 deg C. For permanent repair and sealing of joints, cracks and fissures in fire bricks, fire places, solid fuel ovens, ranges, boilers, internal flue pipes, central heating systems and other surfaces where heat resistance is required. Product Benefits: Heat resistant to 1500C Good adhesion to metal, brick and concrete One component product Can be over painted No primers required Easy to use Multi purpose