3.5kg Mixed Bed Colour Changing DI Resin
This premium mixed bed, colour changing resin contains both cation and anion resins combined in the one bag. It is a nuclear grade deionisation resin that will physically change colour as it becomes exhausted, alerting you to when it is time to replace it, even if you don’t have a TDS monitor on your system.
DI resin is a necessary part of any RO system used to produce water for your reef aquarium. It will ensure that your system produces reef safe water with total dissolved solids (TDS) reading of zero.
540g Mixed Bed Colour Changing DI Resin
This premium mixed bed, colour changing resin contains both cation and anion resins combined in the one bag. It is a nuclear grade deionisation resin that will physically change colour as it becomes exhausted, alerting you to when it is time to replace it, even if you don’t have a TDS monitor on your system.
DI resin is a necessary part of any RO system used to produce water for your reef aquarium. It will ensure that your system produces reef safe water with total dissolved solids (TDS) reading of zero.
Dual DI Stage – 1/4” Quick Connect Fittings
The Dual DI Stage with 1/4” Quick Connect Fittings is the same used on the Reef Pure RO Systems 6 Stage Systems. It includes all of the parts and media you will need to easily retrofit your existing system with two additional DI resin stages including:
- 2x Clear Housings with 1/4″ Quick Connect Fittings
- Powder Coated Bracket
- Clear Refillable DI Resin Cartridge
- 2x 540g Bags of Colour Changing DI Resin
Single DI Stage – 1/4” Quick Connect Fittings
The Single DI Stage with 1/4” Quick Connect Fittings is the same used on the Reef Pure RO Systems 5 Stage Systems. It includes all of the parts and media you will need to easily retrofit your existing system with an additional DI resin stage including:
- Clear Housings with 1/4″ Quick Connect Fittings
- Powder Coated Bracket
- Clear Refillable DI Resin Cartridge
- 540g Bag of Colour Changing DI Resin

