Red Sea ReefATO+ System 90 which requires an external device

which requires an external device to change the spectrum

Use in a canister filter

ADVANCED: If you have an Ammonia Alert that is reading “Alert”

The Nitrate & Phosphate tests are essential for the accurate dosing of Red Sea’s NO3: PO4– X (biological Nitrate & Phosphate reducer) which is part of the complete Red Sea Reef Care Program

Gravity-fed 58

Red Sea ReefATO+ System 90 which requires an external deviceThe 3 in 1 ReefATO+ Exceptionally reliable and smart ATO, temperature monitor and leak detector Watch Video Smart. Safe. Quiet. The ReefATO+ is designed to maintain a stable salinity and water volume in a reef aquarium by automatically replenishing the water lost due to evaporation. In addition, the ReefATO+ provides two other critical aquarium health indicators: a fully featured on line digital temperature monitor and a leak detector.