Elevate U.S. products

Firestone ISO 95+ GL insulation offers high energy efficiency through the R-value ratings per inch versus other insulation materials. Compatible with all types of commercial roofing systems, the lightweight, easy-to-handle insulation is especially suited for direct application on FM approved and UL classified steel roof deck assemblies.  Standard flat Firestone ISO 95+ Insulation is available in board sizes of 4′ x 4′ and 4′ x 8′ and in thicknesses from 0.5″ to 4.5″ subject to availability.