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RO/DI Water

Track RO/DI source water quality (TDS), filter changes, and salt mix prep. Reef Trak is available on iPhone, Android, and the web, and RO/DI Water connects with the rest of the aquarium record.

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What RO/DI Water does

Track RO/DI source water quality (TDS), filter changes, and salt mix prep.

  • Add an RO/DI unit and filter stages: Tank > Tools > Equipment > Add Equipment.
  • Log filter / membrane / DI resin changes as Maintenance tasks: Tank > Maintenance > Quick Maintenance.
  • TDS readings can be logged as a custom parameter: Tank > Parameters > Add Measurement.
  • Salt mix products (Red Sea, Tropic Marin, Instant Ocean): Tank > Maintenance > Dosing > Products.

How it fits the Reef Trak workflow

Reef Trak connects RO/DI Water with parameters, dosing, maintenance, livestock, equipment, photos, notes, calculators, and reports across iPhone, Android, and the WebPortal.

55+ tracked water parameters, including trace elements
Livestock and equipment records connected to tank history
Read-only controller and tester integrations
AI-ready Deep Dive exports using your selected AI tool

Related Reef Trak features

Calculators Quick reef calculators for volume, salinity, water changes, and dosing adjustments. Equipment Track tank gear, catalog equipment, install dates, notes, and replacement context. Equipment Catalog Find equipment definitions and add gear to a tank record. Expense Tracking Track what you spend on the tank (equipment, livestock, dosing, food, and more) in one place. Filter Media Carbon, GFO, biopellets, Purigen, filter socks: when to use each, and how to track changes. Home Screen Widgets Add Reef Trak widgets to your home screen for at-a-glance parameters, stability, and maintenance.

Reef Trak FAQ

What is RO/DI Water in Reef Trak?

Track RO/DI source water quality (TDS), filter changes, and salt mix prep.

Is RO/DI Water included in the free Reef Trak experience?

Yes. RO/DI Water is included in the free Reef Trak core experience on iOS, Android, and the WebPortal.

Which devices support RO/DI Water?

Reef Trak runs natively on iPhone, iPad, and Android, with a full WebPortal at reeftrak.com. RO/DI Water is available across iPhone, iPad, Android, and the WebPortal.