GRP fiberglass sewerage inspection manhole cover

Feature: BMC material,no scrap value,colorful ,light weight easy installation environment friendly

HS Code: 3926909090   

GRPcomposite material is a new material that made of fiberglass and resin. As its'light weight, high intensity, anti-corrosion and flame retardant, it's widely used in the power system, tele-communication and water supply system, instead of the traditional iron and steel material.