Neptune Hydroponics NHA2 Air Pump 180l/h

Neptune Hydroponics air pumps help our irrigation tanks stay oxygenated thanks to the fine air bubbles that simulate the natural process of seas and rivers. Specification: NameNHA2 Voltage110V/60Hz Power4.0W Pressure0.015 MPa Output0.8 GPH/min Number of outputs2 Dimensions133x70x60mm INSTALLATION1. Connect your air pipe(4mm internal diameter) to the air pump’s outlet, position your air pipe in your tank with a ir stone, then start work.2. Place the air pump above water level on a flat surface, otherwise please connect a non return valve between air hose a few inches from the air pump, to ensure water is not siphoned back into the air pump.3. Using the dial on the back of the air pump to adjust the output.