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RO 4000 Filtration System with Standard Alkaline Filter

Create your own cartridge pack:

How this cartridge pack page works is the page is preset to include a Sediment Pre Filter Cartridge by default; however, if you want to purchase cartridges individually, please click on the cartridge name below.

1. Sediment Pre Filter Cartridge 


Provides mechanical filtration removing fine sediment particles such as dust, rust, sludge, etc, and is the first stage of filtration for your RO system, it should be replaced every 12 months.

Then you can choose from the dropdown box above the replacement cartridges you wish to add with your sediment cartridge already ordered by default.

2. Omnipure K 2540 Carbon Pre-Filter 


Removes chlorine and other organic pollutants for membrane protection. Replaceable every 12 months.

3. Filmtec 100 GPD Membrane


Screens up to 0.0005 microns, filtering viruses, bacteria, and parasites. Repels heavy metals. Removes Fluoride and Hydrocarbons. Replaceable every 3 -5 years depending on your water quality.

4. Omnipure K 2540 Carbon Pre-Filter


Final polish results in superb tasting, pure water. Replaceable every 12 months or 2 years.

5. Omnipure K5650 Alkaline Filter or RO Alkaline Water Filter

  • Omnipure K5650 Alkaline Filter
  • RO Alkaline Water Filter

To add minerals back into the water to elevate the pH level 

The Omnipure K5650 Alkaline Filter or K Series Alkaline Water Filter Replacement Cartridge effectively raises pH levels as well as produces antioxidant and oxygenating qualities. The filter also emits far-infrared rays which result in shorter cluster chains in the water molecules - increasing the bio-available response and oxygen absorption in the body.

Lasts up to 2 years but a simple pH test is advised from time to time to ensure you are drinking Alkaline water with a pH above 7. 

6. Ion Exchange


Normally used by dentists for autoclave machine water or to create aquarium water for fish.

This cartridge pack can be used with:

RO 4000 Benchtop Reverse Osmosis Water Filter System with Standard Alkaline