Sensitrol Valve is a tight shut-off valve with precision V-oil port for micro-metering and uniform flow of oil through-out the 180 degree sweep of the control handle. Sensitrol Valves are tight shut-off valve to prevent dribbling oil into burners during shut-down. It also permits the convenience of shutting off the burner without disturbing the Sensitrol's limiting orifice setting. Sensitrol valves are available in 6 sizes depending on oil flow requirements.