UPC# 00 051115 16537 5 3M ID 98040054326
 | DescriptionIntumescent device that firestops 3-inch (76.2 mm) non-metallic penetrations through fire-rated concrete floor assemblies. The device is installed by attaching directly to the form before a concrete slab is poured. Creates an opening through which mechanical, electrical or plumbing penetrants can be routed after the slab is cured and forms are removed. Provides up to 3-hour fire protection. DescriptionIntumescent device that firestops 3-inch (76.2 mm) non-metallic penetrations through fire-rated concrete floor assemblies. The device is installed by attaching directly to the form before a concrete slab is poured. Creates an opening through which mechanical, electrical or plumbing penetrants can be routed after the slab is cured and forms are removed. Provides up to 3-hour fire protection.
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