Norriseal has been a leading supplier of valve and control solutions for more than four decades. Renowned for innovative design and precision manufacturing, our products are used worldwide in a broad range of industries, ......Norriseal has been a leading supplier of valve and control solutions for more than four decades. Renowned for innovative design and precision manufacturing, our products are used worldwide in a broad range of industries, including oil and gas production and transmission, refining, petrochemical/chemical processing, marine, power generation, pulp and paper, food and beverage, high-pressure HVAC, steel manufacturing, and many other applications. Norriseal products are marketed and distributed through a network of representatives strategically located in major industrial regions throughout the world. Norriseal is part of Dover Corporation, a diversified manufacturer of industrial products with over $4 billion in sales. Dover is a Fortune 500 company listed on the NYSE under the symbol DOV. Why you can depend on genuine Norriseal products for quality, reliability and cost-efficiency ISO 9001-certified manufacturing In-house engineering and technical support In-depth applications experience Award-winning innovation and ongoing product development 100% testing of every valve and controller Responsive service and prompt delivery Field support available worldwide