Coral Composter by Liquid Oasis is like a Diet Calcium Reactor

The ‘Coral Composter’ is a terrible name for an otherwise interesting concept product recently introduced by talented craftsmen at Liquid Oasis. First shown off at ReefStock Australia in late summer, the Coral Composter straddles the line between being a real calcium…

Deltec CR Twin Tech Calcium Reactor Review

The CR Twin Tech is one of the most ambitious new calcium reactor designs we’ve seen in nearly ten years. Created by Deltec this new version of the automatic calcium reactor concept is the epitome of the kitchen sink approach…

Cove’s New Calcium Reactor

Cove is best known as the premium brand of protein skimmers from China using the fabled AquaBee needle wheel pumps. But Cove makes a whole lot more than just skimmers, and they’ve just recently introduced their second generation calcium reactor. …

Getting the Deltec Twin Tech Calcium Reactor Up & Running [Video]

The Reef Buyilders Studio is finally reaching a certain degree of completion to the point that we can start using ‘Big Boy’ reef gear. The first hot rod piece of reef aquarium equipment to get a proper showcase is the…

CR Twin Tech is Deltec’s Take on the Automatic Calcium Reactor

The CR Twin Tech is a new automatic calcium reactor from Deltec with a lot of bells and whistles, like all of them. At first look the Cr-Twin Tech is a lot for the eyes to take in, but there’s…

CalcFeeder Pro+ Controller adds pH Probe Port

The CalcFeeder Pro was easily one of our favorite devices of InterZoo 2016 and for this year PacificSun has taken it one step further. With the ‘plus’ version of their CalcFeeder Pro this automatic-style calcium reactor now gains support for…

Ultra Reef UCS Brings Fine Machining to Calcium Reactors

We always come away impressed with the build quality of Ultra Reef aquarium products and their new UCS calcium reactors are no different. Ultra Reef is making their new UCS with a classic cacium reactor design in two sizes, each…

New CalcFeeder AC Mini from PacificSun

PacificSun really surprised us with their original CalcFeeder Pro which uses an optical sensor to automatically monitor dissolution rate, and now they’ve gone ahead and made an even smaller model. The CalcFeeder AC Mini is the newest model in their…

Octo CalReact is a worthy new calcium reactor

The Octo CalReat is one of the most polished and refined traditional calcium reactors released on the market in a long while. The CalReact is basically identical to Octo’s previous calcium reactor, with the very 2016 move of replacing the main…

Tunze Calcium Automat Brings Refinement to Calcium Reactor

You may not know this, but Tunze has actually offered a calcium reactor for many years now. The German company’s unique take on the calcium reactor has historically been of an unconventional form factor, but the two new models of…