| Genuine Aprilaire 4331 Water Distribution Tray |
 The Aprilaire 4331 Water Distribution Tray distributes water evenly to all portions of the water panel. They attach to the u-shaped scale control insert, part number 4330 for the model 600, 600A and 600M, and 4640 for the model 500, 500A and 500M. Used with water panel number 35 for the 600 series and water panel number 10 for the 500 series. Also see the part number 4792 maintenance kit for the 500 series and part number 4839 maintenance kit for the 600 series. Related Products: Aprilaire 4330 Scale Control Insert For Model 600 Aprilaire 500A Humidifier Aprilaire 500M Humidifier Aprilaire 600A Humidifier Aprilaire 600M Humidifier Aprilaire 35 Water Panel Aprilaire 10 Water Panel Price: 15.99 |