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Aprilaire #4407 Distribution Tray This distributes water evenly to all portions of the evaporator panel. It attaches to the U-shaped Scale Control Insert and features a pumice coating to distribute the water evenly to all portions of the tray. This even water distribution ensures maximum evaporation from your humidifier. For use with model 400
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🇺🇸 Ship from USA · On Agora since 2025
$34.23