This is a Watertight Service Hatch.

The Libra WRH Series is a robust and heavy duty hatch type.

It is Watertight and is designed to withstand water pressure from both sides.
They are pressure tested to a given pressure together with the class authorities.

It is available in Aluminium or Steel material.


The Aluminium hatch is not Type Approved certified by DNV-GL.
We are able to apply the classification societies for a case-by-case approval, however this have a cost impact.

The Steel hatch is Type Approved certified by DNV-GL.
Maximum size according to our certificates is: CO (Clear Opening) = 1000 x 2000mm (length x width).
Other sizes can be discussed upon request.

  • Moving parts made of high quality stainless steel
  • Steel or Aluminium hatch cover.
  • Steel or Aluminium frame available.
  • Adjustable moving parts
  • Adjustable frame brackets on request
  • Angle profile frame available
  • Quick-acting or wheel-operated locking system
  • 100 mm corner radius
  • Size according to request
  • Special surface treatment is available upon request
  • Thermal insulation is available