The Honeywell HC26A1008 water panel is made of layers of an aluminum mesh with a porous pumice-like coating. The coating allows the water panel to absorb water, but without it the water would bead up on the aluminum and the evaporation would not be as effective.
The Honeywell HC26A1008 is a replacement for: HE260, HE360 Humidifier Pads. Used With Honeywell HE260, HE265, HE360, HE365, Aprilaire 350, 360, 560, 568, 600, 700, 760, 768. Product Specifications Description HE260 Humidifier Pad Application Replacement Pads and Filters Type Humidifier Replacement Pad Includes Standard Humidifier Pad Used With Honeywell HE260, HE265, HE360, HE365, Aprilaire 350, 360, 560, 568, 600, 700, 760, 768 Tradeline Value Tradeline