Civil Engineering Fiberglass Manhole Cover High Corrosion Resistance,Circle Manhole Cover

Product Introduction:

Fiberglass manhole covers are constructed from thermostet material so that they can last longer. The product used in its production consists of cross-linked polyesters that are combined with fiberglass reinforced materials for it to withstand wear-and-tear from heavy load vehicular traffic. Fiberglass Manhole covers provides more than 5 times in compressive strength compared with precast concrete but only 40% weight of it. Our company CHENGDA has provided manholes (round or rectangular shapes) to 3 cities as public facility required by their local goverments.