Thermafiber® FireSpan® mineral wool insulation products are designed to provide enhanced fire protection in curtain wall and perimeter fire containment systems. These products are noncombustible, moisture-resistant, noncorrosive , nondeteriorating, mildew-resistant, and vermin-resistant. Its natural color provides shadowing in glass spandrels. FireSpan® 40 & 90 insulations provide thermal insulation, fire containment, enhanced acoustical performance, and vapor control in many different UL® and Intertek® (formerly OPL) listed fire containment assemblies of 1-, 2-, and 3-hour ratings.

Features

• Exceptional performance in Perimeter Fire Containment Systems
• Provides fire containment in rated assemblies
• Fire-resistant to temperatures above 2,000°F (1,093°C)
• Helps conserve energy, reduce greenhouse gas emissions
• Mold-resistant
• Enhances acoustical performance
• Natural color provides shadowing in glass spandrels
• More robust foil-facing provides additional durability on the job site or during transit
• Minimum 70% recycled content1
• Contributes to credits in several green building programs, such as LEED® and Green Globes®

8 sq ft/bag