Butterfly valves consist of a disk rotating on a shaft at right angles within a pipe section. Butterfly valves are particularly lightweight and can be used for both isolation and control. D&D International Valves Ltd. can supply rubber lined butterfly valves for general industry rated up to PN16 from TTV in Spain. High performance Triple offset Butterfly valves offer a high integrity seal and excellent life in arduous service conditions. Unicom in Korea and Bray Trilok are our chosen partners for Triple offset valves.