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    GreyFlow™

    WCTNZ® is proud to be the official distributor of CompoCloset™ composting toilets in the Realm of New Zealand (New Zealand, the Cook Islands, Niue, Tokelau and the Ross Dependency)

    GreyFlow™ Brand Page Logo

    GreyFlow™ sets the standard in greywater diversion. Reuse shower and laundry water via compliant GreyFlow™ systems so you save water, keep gardens thriving through water restriction periods, and reduce network/onsite system load. The GreyFlow™ GWDD range is WaterMark™ certified and award-winning (2018 Australian Water Association).

     

    Cut mains water use & bills

    Keep gardens alive in restrictions

    Lower load on sewers/onsite systems

    Reliable, low-maintenance filtration & pumping

    ✓ WaterMark™ Certified

     

    Say yes to greywater—done right

     

    Notes: Greywater systems are a great way to save water. In New Zealand, the compliant method is subsurface land application (below ground)—not surface/sprinkler irrigation—so you can reuse greywater safely and within council rules.


    WCTNZ® | Waterless Composting Toilets NZ Limited | Copyright 2025 ©

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    GreyFlow™ | 100 Watt Pump with Float Switch

    GW GFPMP-100
    Replacement or pump for the GreyFlow™ greywater diversion devices
    $723.36 excl GST

    GreyFlow™ | 300 Watt Pump with Float Switch

    GW GFPMP-300
    Replacement or pump for the GreyFlow™ greywater diversion devices
    $723.36 excl GST

    GreyFlow™ | 400 Watt Pump with Float Switch

    GW GFPMP-400
    Replacement or pump for the GreyFlow™ greywater diversion devices
    $1,016.99 excl GST

    GreyFlow™ | 750 Watt Pump with Float Switch

    GW GFPMP-750
    Replacement or pump for the GreyFlow™ greywater diversion devices
    $1,533.68 excl GST

    GreyFlow™ | EZGREY™ (SHORT) (Manual 100w) - 50mm Inlet

    GW EZGREY-S-M1
    The GreyFlow™ | EZGREY™ (SHORT) (Manual 100w) is suited for low-flow grey water diversions where average users of 1-3 people full time are in residence and there is slightly hilly ground for the irrigation discharge fields. Max Head 6.5M Max Flow 70 LPM (suited for land application areas that are flat with elevations no more than 1 meter)
    $1,291.30 excl GST

    GreyFlow™ | EZGREY™ (STANDARD) (Manual 100w) - 50mm Inlet

    GW EZGREY-M1
    The GreyFlow™ | EZGREY™ (STANDARD) (Manual 100w) is suited for low-flow grey water diversions where average users of 1-3 people full time are in residence and there is slightly hilly ground for the irrigation discharge fields. Max Head 6.5M Max Flow 70 LPM (suited for land application areas that are flat with elevations no more than 1 meter)
    $1,280.57 excl GST