DFT Inc. has manufactured world class, problem solving, in-line, axial flow, nozzle style silent check valves and severe service control valves. Whether it is _in stock"_, or a "custom engineered, special order"_, the DFT¬ sales and engineering staff will respond quickly to your requirements. DFT¬ is the only company that specializes in a broad spectrum of spring assisted, in-line silent check valves with materials ranging from ductile iron to exotic alloys, and are Made in America."