Grey Flow PS Builder's Kit  -  Stage 1 of 2

Grey Flow PS Builder's Kit - Stage 1 of 2

Regular price $949.00 AUD Sale

The Grey Flow PS is a state of the art greywater system that is installed in two stages, during home building, and when ready to use!

  • Build grey water ready homes
  • Easy to install kit
  • Up-sell grey water systems to your customers
  • Offer homebuyers the option to drought-proof their gardens
  • Auto / Manual Cleaning 
  • Below Ground Installations
  • 100mm inlet & overflow
  • 30L buffer tank 




Upgrade option

  • High pressure pump option available for improved performance with sub-surface irrigation of lawns and blocks with topographical variations higher than 2m
  • Air assisted Self-Cleaning mechanism (recudes cleaning of the filters from once a month to once a year)

 The Grey Flow PS System is a "whole of house" grey water diversion system that is installed below ground. Is it installed within the house plumbing at pre-lay stage up to 3 meters deep and is ideal for tight and narrow sites. The Grey Flow PS has Watermark certification and is approved for use in all states. This grey water system can fit any house conditions and sizes. Grey Flow PS grey water recycling system is known for its robust design and will ensure you a trouble free grey water system. 



  • Easily adjustable height level can be used with very deep sewer pipes (up to 3m)
  • 2 Stage installs in new homes reduces installation costs (with 2 stage installs only) 

Stage 1. Getting the house Grey Flow Ready       


1. Dual piping (separate grey & black water pipe)

2. Installing the Grey Flow PS builder's kit

3. Installing an approved Reflux Valve 

4. Connecting the overflow back to the sewer 

5. Dedicated outdoor powerpoint

Stage 2. Installing the GF-system & components

1. Installing the Grey Flow PS finishing kit

2. Installing the Self-Cleaning Mechanism

3. Installing the Grey Flow irrigation system

4. Final commissioning of the system


Call us now on 0456 447 508 or contact us to arrange a consultation



  • Compact system ideal for tight and narrow sites
  • Small footprint that would fit almost any site conditions
  • Easy to install with reduced excavations requirements
  • 4" Inlet and outlet for "Whole House" and commercial applications
  • Can spread the Greywater over a large garden area
  • Combined with the 6 stations GF-Rotor and the Grey Flow Drip-Tube the system can cover a  garden area as large as 480 square meters
  • Attracts government rebates in some regions of the world
  • Low once a year maintenance requirement
  • Due to tank design size and shape, the de-sludging maintenance work prescribed for tank  based systems is not required


Download Certification PDF