frp pultruded U shape profile 1,name : U shape profile 2,material : frp/fiberglass 3,color :random frp pultruded U shape profile1,name : U channel profile2,material ... as ladder material,and used in the electricity industries.Pultrusion profile is a kind of compound materials which is formed by ... -maintaining4.Steady whole performance5.Anti-ageing6.Well insulated. pultruded frp U shape profile