STI Firestop

WSC Preformed Restraining Collars for Trade Size Pipe | STI-FireStop

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Preformed Restraining Collar for 6 inch, 8 inch, and Larger Trade Size Pipe (For use with SSWRED)

Restraining Collar Options for use with STI-FireStop SpecSeal SSW RED/RED2 Intumescent Wrap Strip:

  • WSC-8RED     3" Width Preformed Collar for 6" Trade Size Pipe
  • WSC-8           4" Width Preformed Collar for 6" and 8" Trade Size Pipe
  • WSC-12         5" Width Preformed Collar for 8" and Larger Trade Size Pipe

SpecSeal SSW Wrap Strips are available in a variety of sizes and types to tackle any combustible penetration. SSW Wrap Strips are available in 12 ft. rolls as well as individually pre-sized strips to minimize waste and speed up installation. When installed in conjunction with restraining steel, SSW Wrap Strips are able to collapse non-metallic piping of up to 12 inches in diameter.

Financing Available for orders over $1,000

WSC Preformed restraining collars for use with SpecSeal STI-Firestop SSW Intumescent Wrap Strips.

Restraining Collar Options for use with STI-FireStop SpecSeal SSW RED/RED2 Intumescent Wrap Strip:

  • WSC-8RED     3" Width Preformed Collar for 6" Trade Size Pipe
  • WSC-8           4" Width Preformed Collar for 6" and 8" Trade Size Pipe
  • WSC-12         5" Width Preformed Collar for 8" and Larger Trade Size Pipe
More Information
SKU STI-WSC
Manufacturer Part Number WSC-
Manufacturer STI Firestop
Weight 2lb
Country of Manufacture