Neptune Chemical Pump Co. Inc. has broadened its line to include the new Series 7000 mechanically actuated diaphragm metering pumps. Neptune’s Series 7000 pumps are able to handle viscosities in excess of 5000 cps and can pump chemicals that off-gas (sodium hypochlorite) without binding. All models in the line are self-priming and provide suction lift to 20 feet. Maximum capacities range from 15 gph to 300 gph at 150 psi, depending on model. Series 7000 mechanical diaphragm pumps are considered suitable for use in municipal water and wastewater treatment, as well as a wide variety of general industrial applications. The Series 7000 pump’s liquid ends are available in PVC, Kynar, and 316SS.