Aseptic Diaphragm Valve Alfa Laval offers an extensive range of aseptic diaphragm valves for ultra-hygienic processes. The diaphragm valve is the most commonly used valve in the pharmaceutical industry, but it is also an ideal alternative for other aseptic applications. The Alfa Laval Aseptic Diaphragm Valve is a weir type diaphragm valve. With its modular design, composed of: valve body, diaphragm and actuator, it enables the realization of special designs and needs with high quality and well-proven standard components. It can be combined in a number of configurations and executions but the most typical is a two-way valve offering an on/off function. The Aseptic Diaphragm Valve is available both with manual and pumatic actuators with a number of options.