The rugged, leak-free construction of Versamatic’s 2″ (51mm) bolted plastic air-operated double-diaphragm (AODD) pump has a maximum flow rate of 192 gpm (727 lpm) for optimal pumping performance. Versamatic’s 2″ pump is the ideal solution for applications where aggressive chemicals are being moved. These pumps feature wear-reducing components and chemical-resistant materials that further improve your total cost of ownership.