Gast Linear DBM80-1250 Septic Air Pump Max Flow (60 Hz) 4.2 cfm (118 lpm) - Max Pressure 7.2 psi (.50 bar) - Power 92 Watts (92 Watts) Puts out more air than the Hiblow HP 80 Long Life; Simple maintenance High Efficiency No Lubrication Necessary 2 Year warranty