Furnace Humidifier WTR Pad fits Aprilaire

Furnace Humidifier WTR Pad fits Aprilaire

Furnace Humidifier Water Pad Fits Aprilaire Humidifiers Models 110, 220, 550, 550A, 558, 10, Chippewa Model 220, Lasko 5000L, Honeywell HE220A, HE220B.