GreyFlow PS Builder’s Kit

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The Grey Flow PS Plug & Play is a state of the art greywater system that is installed in two stages, during home building, and when ready to use. The Builder’s Kit suits stage 1 for installation within the house plumbing at pre-lay stage up to 3 meters deep.

$990.00 inc. GST


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The Grey Flow PS Builder’s Kit (GFPS-A) system is a “whole of house” greywater diversion system that is installed below ground. It is installed within the house plumbing at the pre-lay stage up to 3 metres deep and is ideal for tight and narrow sites. The Grey Flow PS Builder’s Kit (GFPS-A) has Watermark certification and is approved for use in all states. This greywater system can fit any house condition and size. Grey Flow PS greywater recycling system is known for its robust design and will ensure you a trouble-free greywater system.

  • Build greywater ready homes
  • Easy to install kit
  • Up-sell greywater systems to your customers
  • Offer homebuyers the option to drought-proof their gardens
  • Auto / Manual Cleaning
  • Below Ground Installations
  • 100mm inlet/outlet
  • 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


Compact system ideal for tight and narrow sites

  • Small footprint that would fit almost any site conditions
  • Easy to install with reduced excavations requirements
  • 100mm 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
User Manual



Water Wally is an authorized reseller of Advance Waste Water Systems (AWWS) products. AWWS warrants this product against material defects in materials and workmanship for a period of TWO YEAR from the date of the original retail purchase (warranty period). Warranty work will be done in accordance with the following terms and conditions. This warranty only benefits the original purchaser.


  1. Expendable items that can wear out from normal use, including but not limited to, filters, or similar perishable parts.
  2. Damage to or failure of this system if it is not installed, operated, or maintained according to all instructions supplied with the system.
  3. Damage to or failure of this system resulting from accident, abuse, misuse, or use for other than its intended purpose, Act of God.
  4. Damage to or failure of parts or system resulting incomplete or improper installation or from unauthorised modifications made to this system.
  5. If you purchase the system from an unauthorised retailer or dealer.
  6. Damage caused by power surges, electrical storm damage, incorrect power supply, or insect or vermin infestation
  7. Damage to or failure of parts if this system is serviced or repaired by anyone other than an Authorised Service Center.
  8. This warranty extends only to you, the original purchaser. It is not transferable to anyone who subsequently purchased this product from you.
  9. Use for more than a single family or use in a commercial establishment or for commercial non-household purposes.
  10. Parts and systems not supplied by AWWS are not covered by this warranty

Any item which has been repaired or replace under this warranty shall be covered for the remainder of this original warranty as extended by the number of days that the product has been out of your hands for repair.


Your Responsibility

The above limited warranties are subject to the following conditions:

You must provide your original bill of sale, invoice or other proof of purchase of the system showing that you are the original purchaser, that the purchase was made within two years of the date of your claim and that you purchased it from an authorized dealer or retailer. No warranty work will be done without this information. Keep a copy of your receipt or invoice for your own records.

These limited warranties are effective only if this system is purchased and used in AU region Labor and service charges for warranty repair, installation, set up, and adjustment of customer control are not covered by these limited warranties.

Should you encounter a defect in the system, contact us to arrange for an inspection and corrective action, if needed and if covered by this warranty.

Should the center determine that the system is not covered by this warranty; any corrective work will be performed at your request and at your expense. If the center makes a second and/or subsequent visit and determines that there is no problem or that the system is not covered, the service call will be charged to you.

When making a warranty claim, please be prepared to province a description of the system, your name, address, work day telephone number, a description of the problem, the date you purchase the system and the identity of the seller.


Disclaimer of implied warranties; Limitation of remedies

  1. All implied warranties, including implied warranties of merchant ability and fitness for a particular purpose, are limited in duration to one year from the date you purchased the product.
  2. Neither AWWS nor its affiliates are responsible or liable for any loss, inconvenience or damage, whether special, exemplary, direct, incidental, consequential or otherwise, and whether known or should have been known to AWWS, including damage to or replacement of other equipment and property and personal injury resulting from any breach of warranty, the inability to use the product or under any legal theory in contract or tort. There warranties and remedies are the sole and exclusive warranties and remedies given by AWWS in connection with the sale and use of the product. No other warranties, oral or written, express or implied are given.
  3. In any event, AWWS’s entire liability shall be limited to the actual purchase price you paid to the retail seller of the defective product. This limitation applies whether damages are sought or a claim made, under this warranty or as a tort claim (including negligence and strict product liability), a contract claim or any other claim. This limitation cannot be waived or amended by any person. This limitation of liability is effective even is AWWS or any authorized representative of AWWS has been advised by you of the possibility of such damages. This limitation of liability, however, shall not apply to claims of personal injury.
  4. No AWWS dealer, agent or employee is authorized to make any modification, extension, change or amendment to this warranty.