Blue Diamond ET 80 Septic or Pond Linear Diaphragm Air Pump. Blue Diamond ET80 Septic air pump aerator is most commonly used is 500 gpd aerobic septic systems. Enviro linear air blowers/aerators are designed for use in residential aerobic treatment units/ATU’s. Other applications include pond aeration, hydroponic grow systems, compost brewers and packaging machines. Performance 30 to 250 l/min flow Green drive technology – energy efficient motors low power consumption Specially formulated diaphragm material for extended life Flow rate up to 80 l/hr Due to no wearing parts no reduction in performance Robust and company construction – weatherproof Easy to service with competitively priced spares kit Suited to intermittent and continuous duty applications Whisper quiet operation as low as 35dB Used by original equipment manufacturers of NSF certified residential sewage treatment systems UL, TUV and CE approved Blue diamond ET80 aerobic septic air pump. All Aluminum Air Pump Chasis. UL, TUV and CE approved. Used by original equipment manufacturers of NSF certified residential sewage treatment systems. 75 Liter/min Air Flow is Suitable for any 500 gal (GPD) Residential Septic Tank. The item “Blue Diamond ET 80 Septic or Pond Linear Diaphragm Air Pump” is in sale since Friday, June 4, 2021. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Pumps & Water Filtration Systems\Pumps”. The seller is “shanizadok” and is located in Phoenix, AZ. This item can be shipped worldwide.