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Airtight Watertight Manhole Covers & Frames

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

Comply with:

  • SS EN 124-2: 2021, Grade D400
  • SS 30: 1999 (2012), Grade A1
  • BS 9124: 2008
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Airtight & Watertight Ductile Iron Heavy Duty Recessed Manhole Cover & Frame (Grade D400)

SKU:DIMCATRD400

Size : DIMCATRD400-0600, DIMCATRD400-0800 & DIMCATRD400-1000

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.

Ductile Iron Heavy Duty Airtight and Watertight Recessed Manhole Cover and Frame (D400) Catalogue.pdf

DIMCATRD400-1000 Test Cert TC-J0298 (DOE 08.03.2026).pdf
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