Hayward Flow Control; 888-429-4635; www.haywardflowcontrol.com
Technology Sourcebook
Metering pumps
![Metering pumps](http://www.foodengineeringmag.com/ext/resources/Issues/2015/05-May/Tech-Source/fex0515ts12.jpg?1433524900)
Built for chemical dosing systems and corrosive environments, Hayward Z Series solenoid diaphragm metering pumps feature front-facing controls and tube connections, a 1-piece molded PVDF pump head with an integral degassing valve, double check valves with dual ceramic balls, a solid PTFE diaphragm and glass-reinforced polypropylene housing. Available with analog or digital controls, they cover flow rates from 1 to 14 gph. The NEMA 4X/IP 65-rated pumps are used for waste and water treatment, chemical dosing, transfer and processing, cooling towers and chlorination systems.