WaveReef Safe-Fill can top off your Auto-Top-Off

[Reef Builders]

Equipment manufacturer WaveReef has released three ATO devices all armed with a triple-level sensor. The Nato 3M and SMT-03M are both variations on a common theme, comprising a water level sensor that sits in the pump chamber of your sump, and a tiny powerhead that sits within your ATO reservoir and pumps freshwater to replace…
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