J & S Supply is a highly regarded distributor of Thermafiber FireSpan & FireSpan FF Mineral Wool Insulation serving New York, NYC, Brooklyn, Queens, Long Island, Westchester, New Jersey, and Connecticut. FireSpan & FireSpan FF are curtain wall, mineral wool insulation products designed to provide exceptional performance in perimeter fire containment systems. They are available in nominal densities of 4.0, 8.0, & 12.0 in thicknesses ranging from 1″ through 7″.
Thermafiber FireSpan & FireSpan FF Mineral Wool Insulation provide fire protection in rated assemblies and are fire resistant to temperatures above 2,000°F (1,093°C). Naturally dark colors provide shadowing in glass spandrels. Noise and sound control make FireSpan & FireSpan FF the perfect insulation for the most important projects.
Thermafiber FireSpan & FireSpan FF Mineral Wool Insulation are mold resistant and are made with over 70% recycled content. This conserves energy, reduces greenhouse gas emissions, and provides valuable LEED Green Building Credits.
