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CPS Composite Sheet

Brand: Nelson

Nelson Composite Sheet (CPS) is a rigid, elastomeric, fire resistant panel used to seal penetrations and maintain the rating of fire rated floors or walls. 

It consists of a rigid panel, primarily composed of a 5/16” thick elastomeric sheet, bonded to a 28 gauge galvanized steel sheet on one side. 

The composite sheet is reinforced with hexagonal shaped steel wire mesh and bonded with .003" aluminum foil on the back side.
Features
  • The composite sheet consists of a rigid panel, primarily composed of a 7.94 mm (5/16") thick elastomeric sheet. This is then bonded to a 28 gauge galvanized steel sheet on one side. It is reinforced with hexagonal shaped steel wire mesh and bonded with 0.
  • Up to 2 hour rating.
  • Has an unlimited shelf life.
  • The inserts are easy to install.
  • It is highly intumescent.
  • They have self-supporting panel.
  • Easily fabricated, it may be cut, for fit, over the opening and penetrating items.
  • Actual installation should be in accordance with the appropriate Nelson™ application system drawing.
  • The CPSs are selected according to the size of the opening to be firestopped.
  • A variety of sizes are available
    • 7.94 mm x 609.6 mm x 914.4 mm (5/16" x 24" x 36")
    • 7.94 mm x 914.4 mm x 914.4 mm (5/16" x 36" x 36")
    • 7.94 mm x 914.4 mm x 1041.4 mm (5/16" x 36" x 41")
    • 7.94 mm x 406.4 mm x 711.2 mm (5/16" x 16" x 28")
    • 7.94 mm x 304.8 mm x 609.2 mm (5/16" x 12" x 24")

Specifications

Brand

Intumescent Expansion Activation Temperature

  • Initial > +121° C (+250° F)

Limitations

  • It Should Not be Exposed to Exposed To, or Come Into Contact with Chemicals. the Service Temperature Should Not Exceed +82° C (+180° F)

Material Thickness

  • 7.11 mm to 9.14 mm (0.28 to 0.36)

NEC/CEC Certifications & Compliances

  • Underwriters Laboratories Inc., Fill, Void or Cavity Material (XHHW) & (XHHW7), Factory Mutual (FM), City of New York, NY, Department of Buildings (MEA 236-87-M Vol. 2)

Storage & Handling

  • It Should be Stored in a Dry, Covered Location, at Temperatures No greater than +49° C (+120° F). There are No Indications of Any Shelf Life Limitations

Test Compliance

  • Underwriters Laboratories Inc. UL 263 & ASTM E-119, Fire Tests of Building Construction & Materials. UL 1479 & ASTM E-814, Test Method for Through-penetration Firestop Systems

Testing Data

  • For Specific Test Criteria, Refer to the UL File

VOC Content

  • Negligible

Volume Increase

  • 4 to 10 Times
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