Aquatic Life RO/DI Buddie 4 Stage Reverse Osmosis adjuster kit Replace your Hel-X filter media

Replace your Hel-X filter media only when completing a complete tank restart as to not disturb the beneficial biological load

The bulb provides moonlight lighting so it doesn’t interfere with your animal’s sleeping patterns

Keeps pH stable and constant

Easy-to-access temperature set dial

nutritional feed supplement

Aquatic Life RO/DI Buddie 4 Stage Reverse Osmosis adjuster kit Replace your Hel-X filter media50 GPD RO Buddie + DI (540019): Includes our improved DI Color Changing Mixed Bed Resin Cartridge with MBD 30 NG Nuclear Grade resin, item #330242. Both RO Buddie 3 Stage systems can be easily upgraded to a 4 Stage RO DI system by adding our De ionization (DI) Color Changing Mixed Bed Resin Cartridge, Item # 330242, sold separately. The Cation and Anion resins (H+ and OH ) in the DI cartridge media remove most of the remaining total dissolved solids