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Free Flow Valve – Complete Unit

The complete Free Flow Valve system. The system includes a cartridge and sleeve allowing you to retrofit the Free Flow Valve system into your existing urinal units.

Complete Unit: £49.95 + VAT

The complete Free Flow Valve system. The system includes a cartridge and sleeve allowing you to retrofit the Free Flow Valve system into your existing urinal units. Order one full unit per urinal and start saving 100,000 litres of water every year per unit installed. The Free Flow Valve is available for a special introductory price of just £49.95 + VAT and postage.





  • Remove the grate waste fitting and trap
  • Clean away any debris build up or old putty from the unit
  • Make sure the waste line is clear of any sludge or blockages
  • Install the waste and connect straight into the waste line using flexible piping or an elbow and connectors
  • Use silkaflex or silicon to make sure the waste is securely fitted into the urinal
  • Firmly insert the Enviro Water Free Flow Valve into the waste and check for leaks
  • Turn off water supply