The W+ pump series of APV is based on a unique hydraulic design that provides maximum efficiency with highest hygiene standards. A central design feature is the APV-patented volute casing. It is located in the back flange of the pump, raised efficiency and reduces turbulence, which makes a smooth product handling guaranteed. The pump is very energy-efficient, has a very low noise and vibration level and thus ensures an increasedproduct integrity. The pump is also ATEX certified.