Wall penstock valves ensure watertightness on all four sides, made even more effective by a wedged system which apply pressure on the seat when the gate is in closed position. Used for on-off or control applications,wall-mounted.
VCTL – CHANNEL PENSTOCK
Channel penstock ensure tightness on all three sides (at the bottom and the two sides), thanks to the closing seal located on the penstock seat area. The standard design is embedded in a concrete channel and the sealing could be unidirectional or bidirectional. Used for on-off or control applications in open channels (3 sides)