WPTN-A-C-03 is a series WPTN multi-jet NSF certified plastic water meter. It is a series of plastic mechanical water totalizing meters with NSF certification. The meters display the total water usage in gallons. The plastic body water meter. It can be used where standard brass is not compatible, in potable water applications, some corrosive environments, or where an economical water totalizer is desired. Typical applications include portable water, commercial water usage, chiller water usage, low cost residential water measurement, agriculture (fertilizers, pesticides, and herbicides), irrigation and remote water monitoring.