Fitted with thick, high quality casework and a unique, very tough diaphragm material the stellar air pumps are both quiet and powerful. If you need reliability coupled with low noise and high quality then stop right here because the Stellar range was made for you. Aqua one are also offering the longest warranty we have ever encountered on an air pump: three years.
◾ Tough and reliable
◾ Low noise
◾ Long warranty period
◾ Comes complete with non return valves