Neptune Hydroponics NHA1 Air Pump 90l/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: NameNHA1 Voltage110V/60Hz Power4.0W Pressure0.012 MPa Output0.4 GPH/min Number of outputs1 Dimensions133x70x66mm 1. 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 startwork.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 a ir pump.3. Using the dial on the back of the air pump to adjust !he output.