The FLUX compressed air diaphragm pump FDMH 25 is available in injection-molded version and is especially available for pressure increase up to 20 bar (pressure-balanced 3: 1). The pump is self-priming and dry running safe. It is characterized by its versatility and can be used to convey low-viscosity to high-viscosity media with solid particles, abrasive media, highly flammable substances or liquids with a high gas content.