Established in 1987, F. Master is a leading designer and manufacturer of Differential Pressure (DP) flow meters and instrumentation accessories for the energy and process industries. F. Master has a proven track record of providing Orifice Fittings and Primary Elements for flow measurement in the Oil & Gas industry. The company has its headquarters in Brazil, where an experienced and highly skilled workforce manages product design, machining, assembly, testing, and quality. ISO 9001:2015 Certified Company. PRODUCTS: Single / Dual Chamber Orifice Fittings, Meter Run, Cone Meter, Venturi Tube, Averaging Pitot Tube, Flow Nozzle, Wedge Meter, Orifice Plate, among others.