Swing plate check valves.
Materials:
House+plate: Alu-bronce, BS1400.
O-rings: Nitrile (NBR).
Working temperature: -10°C to +120°C. (Can be delivered for temperature ranges up to +260°C - on request).
Mounting: Bolt in between DIN-flanges.
Versions: Can on request be delivered with spring-loaded plate and O-rings in EPDM, Viton or Teflon.