Welcome to Botou Guangtai Precision Casting Factory
Sewer cover is an square frame and round manhole cover,have lock on the cover,need tecnique to open and close the cover, so it can anti theft.It is light duty manhole cover.It has the pipe under the frame. Typical Applications--- Drain manhole cover Rain manhole cover Water manhole cover Drainage manhole cover Sewer manhole cover Sanitary manhole cover
Key words : manhole cover gully grate round manhole cover square manhole cover Tree grates Water meter box Cast iron pig flooring Balance weight
