Smith Flow Control remain committed to providing quality assured products delivered on time at competitive prices. This maxim was first stated when we formed our company in 1985 and remains the guiding principle for how weconduct our business today. We achieve these goals by relying on three core strands in our business culture - Innovation, Realisation and Dedication. The SFC product range of valve interlocks have evolved over 20 years to provide highly reliable engineered process management solutions to our clients. We achieve this by harnessing established mechanical principles applied to innovative design concepts which are brought to realization using advanced CAD systems and exhaustive testing of pre-production prototypes.