Interam Endothermic Mat E-5A-4

Interam Endothermic Mat E-5A-4 is a smoke, sound and fire stopping foam for wall and floor penetrations. Premium two-part, easy-to-handle formulation. Expands up to five times during installation and bonds to most construction substrates including, but not limited to, concrete, metal, wood, plastic and cable jacketing. Dries to a flexible solid. During a fire, the product maintains a tight firestop against smoke and flame.