Versamatic’s ⅜" (10mm) air-operated double-diaphragm (AODD) pumps can dispense up to 7 gpm (26 lpm), delivering best-in-class performance. Available in polypropylene and PVDF (Kynar®) wetted materials of construction, the ⅜" AODD pump offers tremendous versatility and can be mounted upright, sideways and even inverted to adapt to your application.