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AquaFX Color-Indicating DI Cartridge


Item #: 5V92436

In Stock

AquaFX Color-Indicating DI Cartridge

AquaFx DI is the leader in making sure your final product water is 0 TDS. The resin AquaFx uses is ideal for making laboratory grade type 1 water, which is perfect for top off water for your reef, salt and corals. AquaFX will always pack your DI in a refillable shell to give the option of refilling your DI, or you can dispose your exhausted cartridge.

  • Changes color from blue/black to red/orange as it exhausts
  • Nuclear Grade, Color Indicating, Virgin DI Resin
  • Makes 0 TDS water perfect for top off water
  • Pre-packed and sealed for extended shelf life

Manufacturer information

AquaFx manufactures water treatment systems in the USA in Winter Park, FL. They maintain a shop that puts Americans to work! They build some of the finest reverse osmosis systems we have seen along with a plethora of useful upgrades and replacement parts. They have over 45 years of water treatment engineering experience to help you produce pollutant-free water for your freshwater (RO) or saltwater (RO/DI) aquarium.

5 Stars


Reviewed on
January 14, 2017

No, I would not recommend this.

Color change

Cons: Color changed to orange in 15 minutes

Resin changed to orange on first use, not sure what that means. If it measures well then color indicator is not accurate

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ken timlin

Reviewed on
May 12, 2015

Yes, I would recommend this.

DI change

Just received my Aqua Fx Di Replacement cartridge, you guys actually supply a Aqua Fx product quicker and cheaper than Aqua Fx, just brilliant, I know when I press "purchase" the item is as good as here, no fuss, no worry, just great Customer service. Thank you

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