FlameSafe Firestopping Bags by Metacaulk
Manufacturer RectorSeal Fire Stopping Products
SKU: FlameSafeBags
FlameSafe Firestopping Bags by Metacaulk

FlameSafe® Bags Through-Penetration Firestops that Expand to Seal Out Fire, Smoke, and Toxic Gases

FlameSafe® Bags are a unique firestop product allowing easy access to cables, cable trays, and metallic pipes for through penetrations in fire-rated floors and walls. FlameSafe® Bags are patented bags consisting of tightly woven, durable, coated cloth, filled with a combination of mineral fibers, incombustible components, intumescent agents and special fire-retardant additives. They are resistive to the environment and retain their properties and effectiveness when subjected to weather, temperature and atmospheric conditions.

FlameSafe® Bags Feature

  • UL Classified
  • Factory Mutual approved
  • Listed in systems with up to 3-hour fire rating
  • Listed without wire mesh for concrete or gypsum wallboard
  • Ideal for re-entry or retrofit, including telecommunications and computer applications
  • Water and weather resistant 
  • Chemically inert and not toxic
  • Quick and easy installation
  • Temporary or permanent use
  • Field proven; durable construction
  • Posses intumescent properties: expands when exposed to fire


FlameSafe® | Product Information

Product Code Size Quantity Per Case
1/2" x 7" x 13.5"
3/4" x 7" x 13.5"
1 1/2" x 7" x 13.5"

Additional Product Literature
Data Sheet