Turns LP Gas ON or OFF at the solenoid valve on the L.P. Gas regulator assembly from inside the galley. Simple to install. Continuously monitors area(s) for presence of gas fumes. Automatically turns off (closes) the solenoid valve and activates an audio alarm. Red alarm indicator lights if a gas fume is detected at 20% lower explosion limit (LEL). System allows for up to 3 L.P. Gas Detectors to independently monitor area(s) for presence of gas fumes.