Aprilaire 4040 Solenoid Valve, 24 Volt

Genuine Aprilaire humidifier replacement part | Made in Madison, WI, USA | Ensures that the right amount of humidity is delivered into your home | Controls how much moisture enters your humidifier, making it possible to maintain proper humidity levels throughout your home | Compatible with all Aprilaire humidifiers except for commercial units and residential models 800, 330, 445, 110, 112, 350 and 360