MECO is the leading manufacturer of Vapor Compression stills for pharmaceutical grade water production with over 700 installations worldwide. We have the broadest product line of standard and custom stills with a variety of options. We manufacture the largest Vapor Compression stills available, generating up to 6000 gallons per hour of Purified or WFI-grade water. With MECO, you get a company that's committed to quality, industry leadership, innovation, learning and customer support.