Aprilaire Water Panel 45
Aprilaire water panel 45 is designed to fit the Aprilaire Humidifiers 400, 400A and 400M. Engineered to deliver the proper humidity to your home. Replace twice a season.
Conveniently packaged in a 2 pack.
Aprilaire Maintenance Kit 4788
Aprilaire maintenance kit 4788 is designed to fit Aprilaire humidifier models 400, 400A and 400M to keep it operating like new.