40 to 120 litres/min flow. 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. 40 to 120 l/min flow. Enviro air pump with built in alarm which detects low pressure in the airline. Integral high sounding buzzer and bright LED warning signals. Also available with output wire for fitment to an external alarm panel. Robust, compact construction which is suitable for intermittent or continous duty. Meets legislation avoiding environmental hazards and fines. Equipped with thermal overload protection. UL approved for outdoor use. Used by manufacturers of NSF approved systems. The item “BLUE DIAMOND ET80A ALARMED SEPTIC AIR AERATOR PUMP COMPRESSOR TREATMENT ATU” is in sale since Wednesday, May 22, 2019. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Pumps & Water Filtration Systems\Pumps”. The seller is “septic-super-store” and is located in Camp Hill, Alabama. This item can be shipped worldwide.