VEVOR Air Operated Double Diaphragm Pump, 4.4 GPM, 1-1/2 inch Inlet & Outlet Pneumatic Waste Oil Transfer Pump, Max 100 PSI, Polypropylene Body, Air-Operated for Diesel, Grease, Kerosene, Gasoline Standard Ports Sealed Ball Valve PTFE Diaphragm Wide Application Dependable Companion Easy Maintenance Max Suspended Solids: 0.06 in/1.5mm,Item Model Number: QBY-15PP,Maximum Flow Rate: 4.4 GPM/16.64 L/min,Material: PP + Aluminum Alloy,Maximum Pressure: 100 PSI,Maximum Head Lift: 170 ft/51.82 m