Aprilaire Water Panel 12 is the heart of your humidifier, designed specifically by Aprilaire for your Aprilaire humidifier; it delivers the proper humidity to your home whenever you heat your home. Replace annually for peak performance.
Genuine Aprilaire replacement parts made by Aprilaire in Wisconsin U.S.A
Made specifically for Aprilaire humidifier for best fit and performance
Designed to last entire heating season
Aprilaire engineered quality and reliability