... 1.Surface Treatment: concave or smooth or grit or with cover 2.Color:black\gray\white\yellow\red\green or according ... order quantity 7.FRP Grating is one kind of new composite material, made of different resins reinforced with fiberglass, by molded ... technology.It is widely used in Flooring, Platforms,Walkways, Trench Covers, Assembly Lines, Stairs, Gully Covers, Jetties, flooring, etc.It ...