Rmax Multi-Max FA-3 roof insulation features an environmentally sound, closed-cell, polyiso foam core bonded to glass fiber/organic mat facers, making it compatible with virtually any roofing system on the market. Specify it for use with single ply, built-up and modified bitumen membranes or metal panel roofing systems. Rmax Multi-Max FA-3 conforms to ASTM C1289 Type 2 requirements and has been tested by Factory Mutual and Underwriters Laboratories. You can order it in a variety of R-values, panel sizes, thicknesses and grade 1, 2 or 3 formulations. Ask your Rmax representative for recommendations.