Very compact and reliable diaphragm pumps for medium to large volume transfer (100 l/min max.), dosing, spraying and dispensing a variety of fluids. Aluminium pumps have an aluminium air motor. Typical applications for these pumps are transferring and dispensing of windshield washer, antifreeze solutions, lubricants oils, diesel and waste oil evacuation or transferring. They can be used as stand-alone pumps for transfer applications or as systems pumps in distribution systems that include hose reels.