The Aqua One HP Air Pumps are ideal for the larger aquariums where you may want to aerate different parts of the aquarium to increase water flow and oxygenation. These air pumps are extremely robust and reliable yet are a lot quieter than you would expect. You could also use the Aqua One HP air pumps for multiple tanks. These come with the reliable Japanese diaphragm design and come with a 1 year manufacturer's guarantee.
HP-4000 2100 L/Hr 3m cable 6 outlets 240W/50HZ
HP-8000 4200 L/Hr 3m cable 10 outlets 240W/50HZ
HP-12000 6600 L/Hr 3m cable 12 outlets 240W/50HZ | 
