Stop and Check (NRV)Valves
The Forbes Marshall stop and check non return valves are variable opening non-return valves with the additional feature of isolation. Non Rotating feature ensures that the disc does not rotate when the disc sits on the valve seats. It also prevents damage to seat due to entrapped solid such as pipe scales or entrapped solid due to any possible excess effort by the operator.
- Globe body design suitable for Isolation
- Variable opening for variable discharge
- Non-rotating disc
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