- High performance, professional calcium reactors
- CNC precision engineered, and manufactured from the highest quality materials
- Compact, space saving design with integral pump, CO2 bubble counter and pH probe holder
- Integral bubble counter enables easy, measurable dosing of CO2 to the calcium reactor
- pH probe holder accepts all standard size pH probes and enables the calcium reactor to be used in conjunction with a pH monitor or controller for more advanced aquarium set ups
- REEF-React 300 has a “hang on” design, allowing it to be conveniently positioned on the back or side of any aquarium or sump