ZOF Standard Pattern Solid Disc Nozzle Check Valve

The Noreva Non-Slam ZOF Nozzle Check Valve is designed with Solid Disc, Diffuser, Metal to Metal seat, Standard Pattern Face to Face dimension and 16 Bar MWP. The valve design includes a turbulent-free aerodynamic flow path and multiple Spring torque options. Each valve is optimised for very Low Head Loss with a Fast Closing, Non-Slam and Flutter-Free performance. With a Metal to Metal seat, no elastomers, no wearing parts and a WRAS approved Fusion Bonded Epoxy coating, the design is Maintenance Free and suitable for buried service. Specified for the UK Water Industry, it is compliant to WIMES 8.09i1 and DWI Regulation 31(4)(b). Although all types of Noreva Nozzle Check Valves are available with a WRAS approved, Fusion Bonded Epoxy Coated Ductile Iron body and 316 Stainless Steel internals, the ZOF range of Nozzle Check Valves are specifically designed for Potable Water service and meet all the relevant UK Water Industry standards. Typically, the ZOF range is only available with Flange Connections and Pressure Ratings PN10 & PN16 and with limited material variations restricted to Ductile Iron, Carbon Steel & 316 Stainless Steel.
  • Solid Disc & Diffuser Non-Slam Nozzle Check Valve
  • Sizes DN25 up to DN250
  • Standard Flange Connections to DIN (EN1092-2) PN10 & PN16
  • Working pressures up to 16 Bar, Pressure Class PN16
  • Standard pattern lengths
  • Multiple Spring Torques for optimised Non-Slam performance
  • Very low Head Loss
  • Flutter-Free low flow performance
  • WRAS approved Fusion Bonded Epoxy Coating
  • Maintenance free design suitable for buried service
  • Compliant to DWI UK Drinking Water Regulations 31(4)(b)
  • Generally compliant to WIMES 8.09i1 for the UK Water Industry
  • PED certifiedWide range of body, diffuser and internal materials
Technical data


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