First Stop Aquatics > Calcium Reactors + Balling > Calcium Reactor Pro Kit
This is a full professional kit to control the Co2 inside your calcium reactor to the required amount.No more guess work as you will be able to see the precise PH inside your reactor. It has a dual gauge pressure regulator with a built in solenoid valve that will turn the co2 off when the desired PH is reached.This kit includes the below 1 x Reacal Calcium Reactor1 x Pressure Dual Gauge Regulator with Built in Solenoid1 x CO2 Bottle - 800g1 x Aqua Digital pH Controller Complete With Probe