The use of double technology where mix-proof valves are required to safely and reliably separate incompatible liquids is well established. The S¿dmo double-seat valve demonstrates a number of distinct user benefits and is particularly suited to brewery, dairy, food and beverage applications. The S¿dmo range features fluid flow design bodies for impeccable cleaning, absolute mix-proof security and pressure-balanced stems as standard. S¿dmo mix-proof valves are leak-free, which eliminates loss of product on changeover. S¿dmo North America, 4786 Colt Rd., Rockford, IL 61109. Tel. (815) 874-6929; fax (815) 639-1135;