Cartridge Pak – Kwik Twist – Ultra Filtration


To suit Kwik Twist  KT9-3UF Triple Undersink suitable for chlorinated and tank water.  12 monthly replacement.

KT9-S –  1 micron sediment filter to remove minute impurities such as rust, soil, sand, and dust and extends the life of other filters.
KT9-UF – 0.3 micron Ultra Filtration Hollow Fibre Membrane for removal of Viruses, Bacteria, Giardia, and Cryptosporidium Parasites.
KT9-PC – Antibacterial granulated activated carbon to remove taste and odours and provide great tasting water.


Water filters are fast becoming a must have appliance to ensure the removal of contaminants, especially Fluoride.  Installing an easy to change premium quality DIY system not only minimises costs but is also time efficient.  Also with more and more single families, there is not always the manpower to deal with sometimes difficult cartridge housings.

Puregold is therefore delighted to offer the Purestream Kwik Twist range of Easy Change Water Filters.  Manufactured by one of the world’s leading engineering icons and backed by a 10-year warranty.

Sleek and compact these units measure 33cm high – Twin – 13 cm. wide and Triple 20 cm. wide.


  • Sleek, Compact modern design, takes up less space.
  • Simple push & twist filter cartridge replacementkt9-head.jpg
  • No tools, no drips, no effort – sanitary action ensures no contamination.
  • Swing Arm Function and colour coded filter cartridges for easy cartridge replacement
  • Automatic shut-off occurs if filter cartridges are disconnected preventing water leakage
  • This is a premium system that has been tested and WQA certified to ANSI/NSF Standards 58 for performance class.

Our Product range includes

  • 4-stage Reverse Osmosis, for FLUORIDE REMOVAL,  both portable and undersink.
  • Twin undersink for Bacteria, Giardia, and chemical removal
  • Triple for tank water, for sediment, Bacteria, Giardia, and pesticide residue removal
  • Triple for Sediment, Bacteria, Giardia, and Heavy Metal removal, including Copper, Lead etc.


KT9-Twin  –     Recommended

  1. Homes in Melbourne/Canberra/Sydney or areas with good water quality.
  2. In newer homes when rust or sediment in pipes is not an issue.   This unit does not have a sediment pre-filter, and the Ultra-filtration membrane could clog up.
  3. Single households when demand is small.


KT9-3UF  –  Recommended

  1. Homes Australia wide when good quality water is required.
  2. For tank water when Bacteria and Giardia parasites are a concern. The sediment pre-filter will remove all large particles.  If tank water has high turbidity an additional sediment filter may be required to prefilter particles prior to the unit.


A combination of Kwik Twist cartridges are incorporated in all models. These include sediment, pre-carbon, Ultra fine Membrane for Bacteria/Giardia removal, Reverse Osmosis Membrane for mineral removal, post-carbon, and a KDF cartridge for heavy metals including copper, lead, zinc etc.



KT9-USRO – 4 Stage under-sink reverse osmosis is sleek with relevant Automatic Shut-Off Valve, Check Valves, etc. incorporated into the head of the unit, keeping them secure and eliminating the possibility of unexpected disconnection, crinking etc.   The unit incorporates the Purestream specially designed Membrane Service Mode.  For schematics check out How To section. Including Sediment, Pre carbon block to minimise release of fibres, Filmtec USA made TFC 75gpd membrane and post carbon filter.


CARBON UNDERSINK MODELS.kt9-3internals.jpg
Twin and triple stages are available and all include a premium 0.03 Ultra Filtration Membrane for the removal of Viruses,
Bacteria, Giardia E-coli. Included with sediment, carbon as well as KDF for heavy metal removal, providing a unique range of filters for use on both chlorinated and tank water.

Puregold is priviledged to distribute the Purestream ‘Kwik Twist’ TM replacement cartridge pak.  All cartridges are 12 monthly replacements and are excellent for consumers who want a simple cartridge replacement.  These throw-away cartridges require no spanners and are a simple twist and lock action.  They are available in cartridge pak form to make ordering simpler.  If individual cartridges are required they can be located in their different categories, sediment, carbon, etc.

Instructions for cartridges change are also included in our How To section.kt9-head3.jpg

Benefits include:  

  • Premium system tested and WGA certified to ANSI/NSF Standards 58 for performance class
  • Colour coded cartridges and swing arm function make for easy cartridge replacement.
  • No tools, no drips, no effort – Replacement of complete housing and cartridges ensures no contamination
  • Automatic shut-off occurs if filter cartridges are disconnected preventing water leakage
  • 10 Year Warranty

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