Airtight & Watertight Ductile Iron Heavy Duty Manhole /PWCS Cover & Frame (Grade D400)

Norika’s ductile iron airtight manhole cover has a load bearing capacity of up to 400KN and it has been tested by projects and approved by regulatory accredited testing lab. The airtight function prevents medium from entering or escaping, it also prevents internal overflow from inside out.
Most appropriate for car parks, industrial areas and forecourts, and other areas of slow moving heavy traffic.

Looking for something?

I’m your product assistant, ask me anything!

Please assist me