pultruded frp tube: 1.insulation,fire retardant 1.high strength,long use life 2.de-corrosion,UV-resist 3.customization pultruded frp tube can be used as protector of high-voltage line, cable conduit, beam,armrest,fence,and handrail in different industries like Oil&Gas;Pulp&paper, Sewage water treatment;Power plant;Mining/refining;construction engineering;weaving and dyeing;pharmaceuticals;Food ...