3M™ Interam™ Endothermic Mat E-5A-4
Available from 3M Building and Commercial Services Division
Blocks heat penetration by chemically absorbing heat energy to protect structural steel, cable trays and circuits in conduits. Provides up to 4-hour protection for structural steel and up to 3-hour electrical circuit protection. Made of a combination of organic/inorganic materials.
Outdoor durable with netallic jacketing (sold separately). Endothermic. Available with a stainless-steel or aluminum backing. Outstanding performance in high-intensity fires. Easy to install in new applications or directly over existing fire protection.