5A Fire Barrier

Wrap and protect plastic pipes in plenum areas more easily with our 3M™ Fire Barrier Plenum Wrap 5A+ (PDF, 317.4 Kb). Consisting of an inorganic fiber blanket encapsulated with a scrim-reinforced foil, this product is used to create a fire-resistive enclosure that can reduce the flame and smoke spread ratings to acceptable levels in return air plenums.