LID WITH OR WITHOUT VENT - 270mm & 400mm

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MANHOLE COVER AND COLLET FOR TANK – Ø270 & Ø400 mm PE - WITH OR WITHOUT A VENT

Main Features

  • Manhole cover in PE for an optimal chemical resistance.
  • The ventilation flue of the manhole cover is equipped with : - A tip and a diaphragm, allowing suction or the back flow of air avoiding liquid projections to the exterior. - A protective cover protecting against infiltration.
  • The Ø400mm manhole cover can be delivered with or without a vent.
  • Depending on the flow rate of the tank outlet orifice, it is possible to mount up to two vent valves (Contact us).

Ø270mm VERSION

Ø400mm VERSION