Use Aprilaire Water Panel 45 to deliver the proper humidity to your home. Replace twice a season for peak performance. The Aprilaire water panel 45 fits the Aprilaire Humidifier 400, 400A, and 400M.
Features:
- Water Panel 45 dimensions are 10" x 12-3/4" x 1-3/4"
- Replace twice a season
- Designed to last the entire heating season
- Conveniently packaged in a 2 pack
- Aprilaire engineered quality and reliability