Coral Update 
Ultra RAH 
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Diffusers, hoses, bubble counters
Master the CO2 Flow in Your Aquarium
CO2 diffusers, tubes, bubble counters can be used in freshwater or saltwater. Bubble counters allow you to visualize and adjust the CO2 flow according to the needs of the plants or the rate of calcium dissolution in the calcium reactor (RAC) in saltwater. In the CO2 diffusers, tubes, bubble counters section, you will find carbon dioxide diffusers designed for freshwater. They will help you maximize the CO2 dissolution rate in the water. The tubes will allow you to connect the different devices together.
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