Fibergrate has developed a unique resin system that has been successfully tested to inhibit the growth of bacteria on the surface of the composite product that, in some cases, can degrade or corrode the product. FGI-AM is an isophthalic polyester resin system with an ASTM E84 flame spread rating index of 25 or less, is USDA approvable, and offers superior slip and corrosion resistance.