Molded fiberglass reinforced plastic (FRP) grating provides corrosion resistance in the most demanding environments. Manufactured by combining thermosetting resin with continuous fiberglass rovings in precision molds, each panel contains approximately 65% resin and 35%. American Grating™ is a global manufacturer of Fiberglass Reinforced Plastic products, which include Grating, Structural Beams, Angles, Rebar and more. Our exclusive GRIDWALK™ systems offer the highest quality product available on the market today. The leading manufacturers of Gratings are listed below. Narrow down on the list of companies based on their location and capabilities. The use of FRP grating in infrastructure projects can have significant sustainability benefits for reducing emissions and. QPS Photronics Inc. is estimated to have N/A employees. With more than ten custom resins, Fibergrate products are proven to deliver years of reliable service, even in the most demanding corrosive conditions - conditions which cause conventional metallic and woo ightweight and easy to fabricate.