Simple and small kalk reactor plan needed

[Spar]

I am wanting to make a simple and small kalk reactor for a 20g coral quarantine tank. Anyone have a good DIY plan for this?

 

[reef lover]

DIY Kalk reactor that works

Just tough it was worth to share how I’ve recently been using kalk in my tank. It’s a pretty simple design but it is effective for my needs. As per drawing just a conventional reactor, inlet goes all the way down leaving only a small gap. This creates enough turbulence to mix the new solution...

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