DJ88's DIY square calcium reactor

The purpose of a Calcium Reactor is to create a constant supply of calcium in the reef environment. Numerous corals and invertebrates use calcium to build their skeletal structure, which depletes this element from the water column. Using a...

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Posted by on 24 July 2006

Which Kalkwasser/Nielsen reactor?

I want to buy a Nielsen/kalkwasser reactor. I am hesitating as to wich one (what brand) I should get. I am leaning toward the Aquamedic. It seems to hold a greater volume of water and I guess it means I...

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Posted by on 13 January 2006