Reef Octopus CR140 Calcium Reactor Planted Tank Tools It is completely harmless and

It is completely harmless and has no sting

Neutralizes heavy metals to make tap water safer for aquarium use

keep hands clear of the moving blade and work in a well-ventilated area

it is possible for them to release potent chemicals into the water which adversely affect the growth of stony corals

colt coral

Reef Octopus CR140 Calcium Reactor Planted Tank Tools It is completely harmless andReef Octopus CR140 Calcium Reactor The Reef Octopus CR140 Calcium Reactor is a single chamber calcium reactor for reef aquariums that need steady calcium, alkalinity and trace element replacement with a larger media capacity than the CR100. CR140 Calcium Reactor for Growing Reef Demand The CR140 is designed for reef aquariums with higher mineral consumption from stony corals, coralline algae and clams. It uses reverse flow circulation to improve