Air Pump Adjustable Diaphragm Pump with Potentiometer Adjustment Variable Airflow Suitable for Aquarium, Aeration, Hydroponics. BOYU Adjustable Air

BOYU Adjustable Air Pump S-1000 - 252L/hr Voltage: 230 V / 115 V AC, 50/60 Hz Power: 3 W Maximum Air Flow Rate: 252 L/hr Maximum Pressure: 0.014 MPa Single Outlet: Ø4 mm Dimensions: L 138 mm x W 80 mm x H 59 mm Weight: 0.5 kg 252 L / hour Adjustable Airflow Diaphragm Air Pump, Single Ø4 mm outlet, ideal for: Aquariums and Fish Tanks Aeration of tanks and reservoirs Hydroponics applications BOYU S Series air pumps are versatile and suitable for all types of water aeration. Highly energy efficient and very quiet in operation. Airflow is adjustable by means of a thumbwheel-controlled potentiometer. The high polymer composite rubber diaphragm gives an excellent airflow and a long working life. The sleek, attractive ABS body casing has rubber feet to prevent transmission of vibration. Installation: Position the air pump so that it is above the maximum water level, to prevent water from entering the pump via the airline due to syphonic action. Connect a 4mm airline to the pump’s outlet,