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ROCKWOOL ROXUL Safe® Insulation, 4 in. x 24 in. x 48 in. (32 sq. ft. / Bundle)

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ROCKWOOL ROXUL Safe® is designed to provide enhanced fire protection in perimeter fire containment systems, floor and wall through penetrations, construction joints, and other fire stopping applications. These products are non-combustible, fire resistant, and will not develop toxic smoke or promote flame spread even when exposed directly to fire. Moisture-resistant, mildew-resistant, and non-corrosive, ROCKWOOL ROXUL Safe® also helps to reduce noise transmission into and out of the building for improved occupant comfort.

  • Fire Resistant - Will not burn, develop smoke toxicity or promote the spread of flames.
  • Water Repellent– Does not absorb moisture and allows vapor to pass through.
  • Acoustic performanceHelps absorb sound and reduces noise transmission, enables increased productivity in the workplace.
  • DurabilityHas no loss of performance over time, resists mold and mildew.
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  • Noncombustible stone wool insulation with a melting point of approximately 2150°F (1177°C)
  • Does not promote smoke or flame spread when exposed to flame
  • Experiences minimal shrinkage to maintain critical line of defense against fire
  • Has low thermal conductivity
  • Is water and moisture resistant; does not absorb moisture to maintain insulating value
  • Does not rot or promote the growth of mildew, fungi or bacteria
  • Is approved for use as a component of UL-and Intertek-approved systems
  • Can earn LEED credits
More Information
TypeFire Safe
Size32 sq. ft.
Thickness4 in.
Width24 in.
Length48 in.
MaterialMineral Wool
Perimeter fire containment systems Fire-resistive joints (construction joints) Through penetrations Other firestopping applications
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