Blue Diamond ET200 Septic Air Pump
The ET range is a compatible replacement for many Septic Aerators and Septic Air Pumps. It has an all aluminum casing. Is very robust and dependable for residential aerobic septic systems or ponds and aquariums. Low power consumption, quiet operation, long life, and are easy to service. These specific pumps are not to be used on ponds over 5 foot in depth as the back pressure will ruin them, as it is not good for them.
Blue Diamond Pump is louder than most linear pumps.