Generalaire 990-53 Humidifier Solenoid Valve
General 990-53 Humidifier 24 volt Water Valve General part numbers 990-53, 99053, 990 53 Fits General Humidifier models: 709, 1040, 1042 using 24 volt Solenoid Valves Manufactured by GeneralAire (General Aire) General Part Numbers: 990-53, 99053