FIRE RETARDENT NAIL SEALABLE UNDERLAYMENT

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FIRE RETARDENT NAIL SEALABLE UNDERLAYMENT

COBALT FRM is a mechanically attached, fire retardant, and nail sealable synthetic roofing underlayment designed for steep sloped roofing applications. This product offers significant contribution towards achieving a UL Class A fire rated roofing system while at the same time offering a nail sealable waterproofing membrane in just one layer. Cobalt FRM offers a unique patented design that features a dedicated fireproofing layer with an inner butyl adhesive waterproofing layer.

  • Outstanding ember penetration and fire spread suppression for systems tested under UL790
  • Nail sealable without having to remove a release liner and adhere to a deck – Passes ASTM D1970 for nail sealability
  • Supple and easy to install – 40 Mil thickness
  • Fiberglass reinforced for dimensional stability and added tear strength.
  • GRIPSPOT™ (Patent # 2,938,005) slip resistant walking surface – safer, stable walking surface reduces roofer fatigue
  • High temperature thermal stability up to 265°F
  • 180 days UV resistance
  • Limited Lifetime Warranty – warranty matches that of primary roofing material

Cobalt FRM Meets or exceeds the following code standards:
CCRR-1028, TGFU R40793 – UL790 Class A, AC188, ASTM D8257,
California Building Code, California Residential Code, California Fire Marshal

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