EN

Square manhole cover

Product Information

Material: Cast iron.

Size: 40 * 40, 50 * 50, 60 * 60,70 * 70, 80 * 80

Body material: Cast iron.

Scope of application: 

  • Manholes in places where a pipe branch is connected to a main drainage pipe in the system.
  • In places where there is a straight pipe with a length of more than 22 meters.
  • When the direction of a drain pipe changes more than 30 degrees horizontally, it is necessary to install a polyethylene manhole.