Our 3M™ Interam™ Endothermic Mat E-5A-4 is an easy-to-install heat-absorbing wrap system that provides excellent fire resistance for structural steel components, critical electrical components and wall opening membranes. When exposed to intense heat, the mat releases chemically-bound water to cool i

3M 7000031969 OUR 3M™ INTERAM™ ENDOTHERMIC MAT E-5A-4 IS AN EASY-TO-INSTALL HEAT-ABSORBING WRAP SYSTEM THAT PROVIDES EXCELLENT FIRE RESISTANCE FOR STRUCTURAL STEEL COMPONENTS CRITICAL ELECTRICAL COMPONENTS AND WALL OPENING MEMBRANES. WHEN EXPOSED TO INTENSE HEAT THE MAT RELEASES CHEMICALLY-BOUND WATER TO COOL ITS OUTER SURFACES. INSTALLERS CAN EASILY CUT THE MATERIAL TO FIT EVEN COMPLEX INSTALLATIONS.