Here is the genuine Aprilaire #10 Water Panel Evaporator Pad delivered to your door, and fast too!
Aprilaire recommends for peak performance replace the water pad annually.
Buy this 10-pack for your best discount.
Aprilaire: 110, 220, 500, 500A, 500M, 550, 550A, and 558
Honeywell Enviracaire: HE225A, HE225B, HE220A, HE220B
Trane: THUMD200ABM00AA, THUMD200ABM00BA
Lennox: WB2-12 and WB212
American Standard: AHUMD200ABM00A
Armstrong / Air-Ease: AHB12A
Subs for These Part Numbers:
Honeywell HC22A1007 and HC22E1003
Trane filter # BAYPAD01A1010A
Lennox filter # X2660
Recommended Replacement: Once each season; more often in hard water areas.
Other Stock Numbers: UAPRILAIRE10O