EMEC Americas, Inc. announces a new five-year diaphragm warranty on all new manufacturer solenoid-actuated metering pumps used in a variety of water treatment applications such as chlorination, fluoridation and pH control. The pumps are capable of flow rates up to 47.5 gph (179.81 L/h) at pressures from zero to 363 psi. Liquid end options include acrylic, PP, PVDF and stainless steel, complemented with microprocessor-based electronic controls that provide capabilities to adjust fluid injection (based on flow rate and sensor inputs) and alarms to indicate loss of metering pump flow or low tank level.www.emecamericas.cominfo@emecamericas.com