Hydraulic series diaphragm metering pumps has bright color-
contrasted dial protected from corrosion by clear PVC covering.

* Innovative designs for precision and long-term reliability
* Valve cartridges can be removed without disturbing piping 
 (EZE-CLEAN™)
* Variable oil by-pass stroke adjustment
* Capacity adjustable by micrometer dial while pump is running 
 or stopped