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4" FIRE BARRIER CAST-IN DEVICE FOR PLASTIC PIPE

3M

Part # 98040054334

Intumescent device that firestops 2-inch (50.8 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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