Prefill and Exhaust valves model PV** are seat type check valves, allowing
free flow from its port A to port B and leak-free closure in opposite direction.
For reverse flow, these valves can be opened by applying pilot pressure to
its port X.
Hydraulics
Polyhydron / Prism Prefill and Exhaust Valve
Make : Prism / Polyhydron
Intended for prefilling and exhausting of large hydraulic cylinders.
Can be used as anticavitation check valves.
Price range: ₹7,125 through ₹10,200 Exclusive GST



