Applied 1-layer thick, 3Mâ„¢ Fire Barrier Plenum Wrap 5A+ creates a fire-resistive enclosure that can reduce the flame spread and smoke spread ratings to acceptable levels for return air plenums. It is tested to UL 910 (NFPA 262), UL 1887, and ASTM E 84.
Resists heat and fire to protect structural steel and provide electrical circuit protection around cables, cable trays, and conduits.
Manufactured with a man-made vitreous spun fiber, a calcium magnesium
silicate (CMS) wool technology which is bio-soluble, allowing for low thermal
transfer properties in a lightweight, low profile, easy to apply the product.
Lightweight 96 kg/m3 and thin 38 mm for easier application
Broadest and most economical tested duct hanging support system in the
industry