Weir Penstocks

Weir Penstocks are utilised in water and sewage plants for accurate regulation or measurement of flow. Operation of the weir penstock is opposite to that of a conventional penstock. The weir penstock door opens downwards. The illustration below shows a typical arrangement for a weir penstock being opertated with a rising stem.. Non rising stem versions are also available.


  • Size Range: The series W5000 Waterfront weir penstocks are available with both square and rectangular apertures; designed to suit specific size and pressure requirements.
  • Pressure: Door depth only.
  • Materials: Frame and door can be manufactured in either stainless steel grades SS316 or SS304 or mild steel with protective coatings.
weir penstock drawing