For 50 years the Dutch company Wouter Witzel has been a leading international manufacturer and supplier of high quality industrial butterfly valves and actuators. Our products are used in pipelines as shut-off valves, control valves and non-return valves. A full range of manual control devices, actuators and accessories is available for specific conditions. The Wouter Witzel products meet the most stringent quality requirements and are extremely durable. Wouter Witzel is preferred supplier of butterfly valves for many companies. Unique product features, dedicated staff as well as excellence in project management skills makes our products and service suitable for a wide scope of applications. Our products are mainly supplied to the following markets: * Water Treatment * Shipbuilding * Oil & Gas * Desalination * Building Services * Power Stations * District Cooling * Other industries like: Sugar, Mining, Soda, Paper etc.