website
Australia's oldest and most trusted water filtration supplier
24/7 Support.
Fast Shipping Aus Wide
Quality Guarantee

0Checkout

Your cart is currently empty.

Cart total: $0.00

Categories
  • Drinking Water

    Undersink Systems

    Countertop Systems

    Caravan Water Filters

    Water Coolers

    Reverse Osmosis

  • Whole House

    Whole House Systems

    Whole House Cartridges

  • Reverse Osmosis

    RO Systems

    RO Parts & Replacements

  • Tank Water
  • Cartridges

    Whole House

    Undersink

    Omnipure In-Line

    Carbon Cartridges

    Other Cartridges

  • UV Steralisers

    UV Steralisers

    UV Globes & Spares

  • Faucets/Taps
  • Parts & Fittings

    Housings & Parts

    Connection Kits

    Valves & Gauges

    Various Spares

    Fittings

  • Bath & Shower
  • Test Meters
Save Your Money
Big Weekly Sales
Have Questions?
(03) 6344 4635
Reverse osmosis Systems
Reverse osmosis Systems

PSI water filters offers the most broad and comprehensive range of reverse osmosis filter systems ranging from simple counter top style systems, laundry style, under sink style and commercial reverse osmosis systems.

Our under sink systems range from the entry level four stage systems right up to our top of the range six stage extreme low waste system.

Grid view List view Short list view
Countertop soft tubing - Countertop soft tubing - PSI Water Filters Australia
PSI Water Filters Australia
Countertop soft tubing
Soft tubing to suit countertop systems. White 1/4" sold by the metre--Soft tubing to suit countertop...
$3.50
$3.50
available: -77
K2548-BB 10 Inch In-Line Re-Mineralizing Cartridge (Calcite) - K2548-BB 10 Inch In-Line Re-Mineralizing Cartridge (Calcite) - PSI Water Filters Australia
PSI Water Filters Australia
K2548-BB 10 Inch In-Line Re-Mineralizing Cartridge (Calcite)
1/4 Inch NPT female ports fitting. Service Life: 1 to 2 years.--1/4 Inch NPT female ports...
$32.50
$32.50
available: -176
Replacement Countertop Ro Cartridge Twin Deal - Replacement Countertop Ro Cartridge Twin Deal - PSI Water Filters Australia
PSI Water Filters Australia
Replacement Countertop Ro Cartridge Twin Deal
The normal cartridge pair replaced every 12 months or 2000 litres for the Countertop Reverse Osmosis...
$50.00
$50.00
available: -67
Omnipure K2529-BB - Omnipure K2529-BB - PSI Water Filters Australia
PSI Water Filters Australia
Omnipure K2529-BB
Omnipure K2529-BB (10" long x 2" diameter) 1/4" NPT threaded Ports Reduction claim- Chloramine/Chlorine, Taste, Colour...
$50.00
$50.00
available: -1
Vontron HP2012-100
PSI Water Filters Australia
Vontron HP2012-100
The Vontron HP2012-100 is an independently developed reverse osmosis element designed to treat low-salinity water sources...
$55.00
$55.00
available: 1
Replacement Countertop Ro Cartridge Trio Deal - Replacement Countertop Ro Cartridge Trio Deal - PSI Water Filters Australia
PSI Water Filters Australia
Replacement Countertop Ro Cartridge Trio Deal
The normal cartridge Trio replaced every 12 months or 2000 litres for the Countertop Reverse Osmosis...
$75.00
$75.00
available: -221
Tw30-1812-100(TW30-1812-100HR) Reverse Osmosis Membrane (400 Litres Per Day) - Tw30-1812-100(TW30-1812-100HR) Reverse Osmosis Membrane (400 Litres Per Day) - PSI Water Filters Australia
PSI Water Filters Australia
Filmtec TW30-1812-100HR Reverse Osmosis Membrane (400 Litres Per Day)
Genuine Dow Filmtec Reverse Osmosis Membranes Thin film composite (TFC) Also known as PA (polyamide). Genuine...
$90.00
$90.00
available: -268
Psi-019-Bb 3 Stage Reverse Osmosis Basic System - Psi-019-Bb 3 Stage Reverse Osmosis Basic System - PSI Water Filters Australia
PSI Water Filters Australia
Psi-019-Bb 3 Stage Reverse Osmosis Basic System
50 GPD/ 200 litre per day genuine Dow Filmtec membrane @50 psi, 300 LPD @ 100...
$198.00
$198.00
available: -5
Psi-020b-Lw 3 Stage Reverse Osmosis System - Low Waste 1 To 1.25 - Psi-020b-Lw 3 Stage Reverse Osmosis System - Low Waste 1 To 1.25 - PSI Water Filters Australia
PSI Water Filters Australia
Psi-020b-Lw 3 Stage Reverse Osmosis System - Low Waste 1 To 1.25
75 GPD/ 300 litre per day genuine Dow Filmtec membrane @50 psi, 480 LPD @ 100...
$220.00
$220.00
available: -11
Psi-019B-Di-RF 4 Stage Reverse Osmosis Unit - Psi-019B-Di-RF 4 Stage Reverse Osmosis Unit - PSI Water Filters Australia Psi-019B-Di-RF 4 Stage Reverse Osmosis Unit - Psi-019B-Di-RF 4 Stage Reverse Osmosis Unit - PSI Water Filters Australia
PSI Water Filters Australia
Psi-019B-Di-RF 4 Stage Reverse Osmosis Unit
Certified Australian Standard AS 3497, this is a marine aquarium reverse osmosis system and is not...
$245.00
$245.00
available: -2
Showing 10 of 41.