Red Sea Calcium Pro Test Refill Size:Refill The built-in spiral bubble counter

The built-in spiral bubble counter allows for easy monitoring of the rate of CO2 injection

Growth Rate: Slow

is constantly depleted from the aquarium and needs to be monitored on a regular basis

rhizome should remain above substrate

Red Sea pH/Alkalinity Marine Test Kit – A dual test kit includes an accurate (1 dkH/0

Red Sea Calcium Pro Test Refill Size:Refill The built-in spiral bubble counterProduct Details Refill contains all reagents used in the Red Sea calcium test kit Calcium, an essential component in the building of coral skeletons, is constantly depleted from the aquarium and needs to be monitored on a regular basis.