Whether you need a high-quality check valve for your standard application or have special requirements make Cyclone Valves your first choice. You will find that our quality, innovation and service will exceed your expectations. All Cyclone Valves are produced in a U.S. facility that is second to none in the industry including ISO-registered, state-of-the-art foundry and manufacturing facility in Metro Detroit. Our company is headquarter in St. Clair Shores Mi. Investments in design/manufacturing, quality control and distribution in the first 5 years. Employing lean manufacturing practices in U.S. plant allows Cyclone Valves to improve deliveries, control costs and provide better customer service. While some see check valve manufacturing as a mature industry Cyclone Valves sees continuous opportunities for innovation. Our company is constantly developing and introducing new products. By focusing on problem solving innovations, U.S.-made quality and the best delivery and fill rates in the industry Cyclone Valves will continue to thrive.