Neptune Systems Apex PM3 Dissolved Oxygen, Temperature, I/O Expansion Pumps & Powerheads Clear-View Collection Cup: removes easily

Clear-View Collection Cup: removes easily for emptying and cleaning

Treatment can be continued if necessary

Fine and Coarse pads specifically designed for your filter

Because of the chemistry of buffering systems

Purigen® darkens progressively as it exhausts

Neptune Systems Apex PM3 Dissolved Oxygen, Temperature, I/O Expansion Pumps & Powerheads Clear-View Collection Cup: removes easilyReal time Monitoring of Dissolved Oxygen in Many Aquariums is a Great Safety Net Many marine aquarists only give the oxygen content in their aquarium water a passing thought, not fully understanding how the level of the Dissolved Oxygen (DO) in their tanks can affect their entire tank population. In one way or another, everything (fish, invertebrates, corals, algaes, bacteria) in the oceans and in marine aquariums react with oxygen. Most of the living