Aprilaire Solenoid Valves
Aprilaire replacement solenoid valves for Aprilaire humidifiers: the 4040 humidifier valve, the 4005 120V valve, the 4191 valve for models 350 and 360, and the 70000223 24V valve assembly. Match the part number and voltage on your old valve, and follow Aprilaire's instructions.
Browse all solenoid valves, or shop Aprilaire humidifiers and Aprilaire humidifier accessories.
