KDV specialises in corrosion and abrasion resistant flow control solutions. Our commitment to quality, innovation and service has made KDV a supplier of choice for industry professionals around the globe. Our flagship products, Straight Through (ST) and Weir Type (WT) diaphragm valves, are specified in a huge range of applications, offering exceptionally low maintenance cost and boast world class quality and features. We also have a full range of Butterfly Valves and Knife Gate valves as well as a full range of lined (PTFE, PFA) valves, pipe and fittings for corrosive applications.