Under Sink USA 4 Stage Reverse Osmosis Filter System RO4000

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$170.00  (28%) off RRP

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Premium USA Under Sink Reverse Osmosis Purification system that comes with USA made filters, Filmtec premium membrane, premium Fittings and high quality USA made housings. 

Comes with a full 5 year warranty.
Featuring state of the art technology in water purification, the HydROtwist premium range Under sink Reverse Osmosis System offers a compact design, with easy maintenance and replacement of filters.
One of our highest selling under sink systems with its long warranty and quality components this water filter system is guaranteed to provide you the highest quality water with a minimal upfront outlay.
4 Stage purification system
Stage 1: (Change every 6-12 Months*)
HydROtwist (PP10255) premium 5 micron polyspun sediment pre-filter
Reduces rust, dirt, sediment & particulate matter
Stage 2: (Change every 6-12 Months*)
Omnipure (OMB9345M) premium 5 micron carbon block pre-filter 
Removes colour, taste, odour and chlorine for membrane protection
Stage 3: (Change every 36 - 48 Months*)
Filmtec ultrafine premium TFC RO Membrane 50GPD (TW30-1812-50)
High Performance 140 Litres per day
Pore Size - 0.0005 Microns
98% Stabilized Salt Rejection (Minimum Rejection 96%)
Stage 4: (Change every 6-12 Months*)
Omnipure (K2540) premium coconut granular carbon in line carbon polishing post filter
Polishes and provides superb tasting water
Optional Alkaliser available as an added extra. (Please choose above)
*Depending on water quality and usage.
5 Year Warranty
Reverse osmosis water purification systems remove salts, micro-organisms and high molecular weight organic impurities, heavy metals, chemicals and pesticides. System capacity depends on the water temperature, total dissolved solids in feed water, operating pressure and the overall recovery of the system.
The Premium Under Sink Reverse Osmosis System Removes:
Aluminium, Barium, Hydrocarbons, Cadmium, Chlorine, Lead, Chromium, Copper, Mercury, Cryptosporidium, Cysts, PCBs, Iron, E-Coli Bacteria, Fluoride, Manganese, Giardia, Heavy Metals, Nitrate, Radium, Selenium, Potassium, Sodium, Taste & Odour.
System Dimensions: 40cm High x 34cm Wide x 14cm Deep
Tank Dimensions (Standard) Small 2.2G: 24cm Diameter x 38cm High
Tank Dimensions (Optional extra) Large 3.2G: 28cm Diameter x 38cm High
This premium under sink water purification system comes with your choice of designer faucet:
This system comes complete and ready to install and comes with the following:
- John guest Fittings/Tubing 
- 550kpa Pressure Limiting Valve with isolation valve
- Choice of conenction tee junction - 1/2" to suit kitchen mixer tap cold water braided line or 3/4" cold water dishwasher line
- 2.2G standard strorage tank
- Choice of designer tap
- Installation Instructions
- 5 year Warranty
Optional extras available - (Please choose above)
Large 3.2 gallon water storage tank
Large 3.2 gallon stainless steel water storage tank
Stainless steel designer carmic disc tap
Premium Alkaliser (raises PH to alkaline)
Filter cartridges should be replaced as listed below and come individually or in complete kits:
Stage 1: Polyspun sediment filter 5 micron
Replace every 6-12 months
Order code: PP10255

Stage 2: Carbon block filter 5 micron
Replace every 6-12 months
Order code: OMB9345M
Stage 3: TFC membrane 50GPD
Replace every 36-48 months
Order code: TW30-1812-50
Stage 4: Granular carbon inline
Replace every 6-12 months
Order code: K2540JJ
Optional Inline Alkaliser
Replace every 6-12 months
Order code: HYDROALK
Filter replacement kits:
Filter cartridge kit (stages, 1, 2, 4) - No membrane
Order code: RO4000R-NM
Filter cartridge & membrane kit (stages, 1, 2, 3, 4)
Order code: RO4000R

*Installation is available in the Sydney metro region ONLY . If you are located out of the Sydney metro region or interstate we can supply details of a local plumber/installer after purchasing your filter system. Price above is for a standard installation within the Sydney Metro Area with water supply within 1.5m of installation point and tap/faucet installed on a laminate/wooden bench top or in a stainless steel sink. Non standard installations will incur an extra fee.

(Please Note: NON Standard Installations will incur an extra fee of $65.00 + any parts/fittings required - Granite, marble and/or stone benchtops will incur an additional fee of $45.00)

**Filter replacement service/maintenance is available in the Sydney metro region ONLY.

**This is only to be used as a guide. Water filters should be installed by a professional.

Please note that this item comes with a choice of one faucet/tap. Before adding to cart please ensure you select one in the tab above. Don’t forget to browse the faucets before you checkout.

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  • Model: RO4000
  • Shipping Weight: 6kilos
  • Manufactured by: Omnipure USA

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