Channel width: 300 - 3000 mm
Channel Hight: 300 - 3000 mm
Operation: Handwheel, Cranck handle, Electric actuator,

The penstock is constructed for an open/close or regulatting function. The penstock hava a three sides sealing. Normally the penstock will have a non-rising spindle.
The penstock will under normal conditions have very low or no leakage