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AFB®

ROCKWOOL AFB® is a stone wool batt insulation for interior partitions in commercial construction. AFB provides the best mix of fire resistance, sound absorption, and durability an insulation has to offer.

AFB product render - used for product page card
ROCKWOOL AFB Steel Stud Product Install Image

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  • Declare
  • UL GREENGUARD Gold Certified
  • UL Classified - CA/USA
  • USDA BioPreferred Program - 25%

Popular applications

  • Interior insulation
  • Partition wall insulation
  • Interior floor insulation
  • Interior ceiling insulation
  • Acoustic insulation
  • Fire protection insulation

About AFB®

ROCKWOOL AFB® is a stone wool acoustical fire batt insulation designed for interior steel stud partitions. AFB is noncombustible and resists fire while absorbing sound to protect and soundproof your space.

AFB contributes to enhanced acoustical control and fire protection through numerous third-party fire- and acoustic-rated wall and floor-ceiling assemblies.

Made from stone, AFB provides the optimal balance of rigidity and flexibility, helping to make installations easy, fast, and efficient.

  • Noncombustible and fire resistant
  • Excellent acoustic performance
  • Easily cut with a serrated knife
  • Snug fit between steel studs at varying widths
  • Inorganic, does not promote mold growth
  • Water and moisture repellent