Biostop. Pipe Col lars are prefabricated for open and closed through-penetration firestop systems using 1 1/2" (38 mm) to 6" (152 mm) plastic pipe. An easy locking mechanism assures easy installation. The collar design greatly reduces the time and expense that is required to install competitive collars.

Biostop. Pipe Collars are used to seal off plastic pipe both in closed and vented (DWV) conditions. Also for use on up to 6" (152 mm) diameter ABS (cellular core or solid core), FRPP, PVC and CPVC pipe. The collar may be used on up to 3 hour rated concrete floors and walls, up to 2 hour rated gypsum walls and up to 2 hour rated wood floors.

Features :

  • Saves on Labor Cost
  • Easy Installation
  • Economical
  • No Measurement of Material Required
  • Highly Intumescent
  • Tested for PVC, CPVC, ABS and PVC/ABS Foam Core, FRPP



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