Innovative, diverse, challenging – it takes a lot of flexibility and know-how to solve customer problems in the area of mechanical engineering. müller co-ax valves have been the reliable choice for the fulfillment of many requirements - low to high pressures, gaseous to high viscosities, and clean to heavily soiled media - for 60 years. Our compact and low-maintenance valve technology helps our customers with an efficient process design despite ever-increasing requirements.