Product Description Molded gratings provide the ultimate in reliable performance, even in the most demanding corrosive conditions.HengRun FRP grating offer the widest selection in the market with ten resins and seventeen grating configurations available in many panel sizes and slip resistant surfaces.Molded grating is recommended when corrosion and safety are concerns, or several grating penetrations are required.Ideal for catwalks, flooring, platforms, trench covers, screens, and media support. All sizes & resin type avaliable.