Firestops difficult through penetrations such as plastic pipe, insulated pipe and cables. When exposed to heat, this flexible, rubber-like strip intumesces, expanding up to ten times its original volume, forming a very hard char to prevent the migration of fire, smoke and toxic gas.
- Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479)
- 100% solids
- One-part, graphite-free, fire-resistive strips with foil on one side
- Versatile: can be cut to fit irregular shapes
- Re-enterable: no special tools required
- Non-flame supporting
- Applications include: telephone cable, metal pipe, plastic pipe, conduit, insulated metal pipe and cable trays
- UL-classified for use on PVC, ABS, ccPVC, ccABS, PVDF, FRPP, PP and PB plastic pipe
- Dark red color