3M™ 7100084021 Foam Plug, For Use With 3M™ 4 in Square Fire Barrier Pass-Through Devices, ASTM E814, UL 1479, ULC Listed

Our 3M™ fire barrier pass through device foam plugs are designed for closing 3M™ fire barrier pass through devices which are used in wall and floor through penetrations. They are simple to use and help reduce sound and smoke transmission. During a fire, this product, used in conjunction with a 3M™ fire barrier pass through device, helps maintain a tight seal against smoke. Engineered to help stop smoke and sound, our 3M™ fire barrier pass through device foam plugs are replacement foam plugs designed for firestop applications in walls and floors. These are reenterable and reusable. Installation is easy, saving both time and labor. Effective and easy to install, 3M™ fire barrier pass through device foam plugs are part of our family of fire protection products that offer the broadest, long-lasting solutions for a variety of commercial, industrial and residential applications. As a trusted leader in the fire protection industry, 3M™ offers a broad line of affordable products designed to meet the most demanding firestop requirements. Find the solution you need from the industry preferred line of fire protection products.