12 Wick Humidifier Filter Replacement for Honeywell HAC-504 Filter A Brand New - Unused Filters High Quality Humidifier Filter Made to Replace Honeywell Filters HAC-504, HAC504, HAC-504PF1, HAC504PF1, HAC-504W, HAC504W, HAC-504AW, HAC504AW, Filter A Fits Honeywell Humidifier Models: HCM310T, HCM-310t, HCM330T, HCM-330T, HCM540, HCM-540, HCM550-19, HCM-550-19, HCM550, HCM-550, HCM551, HCM-551, HCM631, HCM-631, HCM632, HCM-632, HM632TG, HCM-632TG, HCM635, HCM-635, HCM640BW, HCM-640Bw, HCM646, HCM-646, HCM710, HCM-710, HCM5210, HCM-5210 Includes 12 High Output Honeycomb Wicking Filters Aluminum Reinforced to Provide Longer Filter Life & Better Efficiency than Standard Wicking Filters Traps Mineral Deposits for a Clean & Natural Humidification Dimensions: 17 1/2" by 4 3/4" by 1" Top Quality, Generic Aftermarket Part – 30 Day Money Back Guarantee This part is a top quality, generic aftermarket replacement part. Fit and function are guaranteed for 30 days or your money back. Any reference to brand or model numbers is intended for identification purposes only. This product does not include any warranty from the manufacturer. Many replacement parts should only be installed by a professional. Be safe. If you are not qualified to install this item, you may return it.