Nodular manhole cover, composite manhole cover, resin manhole cover, outer inner circle, square manhole cover, round manhole cover.

About Product:City construction, there will be a lot of underground pipeline, to as sewer and underground gas pipes, water pipes, electrical pipes, communication pipes, pipelines, Defense these pipes intervals have a lead to the export of the ground, this period is called CMC by the pipe to the ground, CMC mouth is usually level with the ground, and therefore need a lid, Used to cover the lid of the CMC and CMC. The inspection well cover is usually made of reinforced concrete, metal, reinforced plastic and other materials. And its shape is mainly round and square) On the inspection well cover, it is generally necessary to indicate the purpose of the underground pipe, the custodial unit, Telephone number and other information.