Aprilaire 10 water panel humidifier pad Collection features OEM Part from Aprilaire and Aprilaire 10 water panel evaporator compatible replacement filter from Revolution Filters. Choose the quantity pack you need. We sell single filters, and 2 packs for the best value on the 10 Water Panel Filter. We have Free Shipping for the Aprilaire 35 Water Panel and Compatible on Orders over $50.
Replacement filter fits Models 500, 500A, 500M, 550, 550A, 558, 110 and 220