R-17.4 Thermafiber® Safing Mineral Wool Insulation 4 in. x 24 in. x 48 in. (40 sq. ft.) | SAF4.0-24-TF

These products are non-combustible, moisture-resistant, non-corrosive, non-deteriorating, mildew-resistant and vermin-resistant. Thermafiber® Safing provides thermal insulation, fire containment, and enhanced acoustical performance in many different UL a

• Exceptional performance in Perimeter Fire Containment Systems
• Provides fire containment in rated assmblies
• Fire resistant to temperatures above 2,000° F (1,093° C)
• Helps conserve energy, reduces greenhouse gases emissions