Reactors

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  Calcium Reactors

  Calcium reactors automate calcium and alkalinity dosing by dissolving calcium carbonate media with CO2. This section covers K2R and Korallin reactors, Nilsen kalkwasser reactors, CO2 tank setup, needle valves, pH meters, and second-stage reactors.

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  DIY Nilsen Kalkwasser Reactor

  This was my first attempt at constructing a Nilsen Reactor. I converted an old Second Stage from a Calcium Reactor into a Nilsen Reactor. This unit held just over a gallon of water.