At Pump Solutions Australasia, we carry Rotoflow rotary vane pumps. They are made by Fluid-o-Tech, a world-renowned company that was founded in Italy in 1976. A rotary vane pump is classified as a positive displacement pump. It contains vanes mounted to a rotor inside of a cavity. The basic design … [Read more...] about Why Rotary Vane Pumps are Essential for Espresso