... -corrosion,UV-resist 3.customization 4.long use life FRP Pultrusion Channel owns these points as follows:1. Specification (Length x ... . Colour: red, green, yellow, orange, blue, purple,ultramarine, grey;3. Surface: Chopped strand mat, Importing continous mat;4. Properties: light weight ... ;Light weight and high strength;Fire-retardant;Corrosion-Resistance. FRP Pultrusion Channel