Frequent Filter - Compatible Honeywell Germ Free Cool Mist Wicking Humidifier, Filter A. Fits HCM 350, HCM350w, HCM350, Quietcare Tower & More. Replacement HAC 504, HAC504, 504AW - (Pack of 4)
Brand: Frequent Filter
Perfect Replacement for Honeywell HAC-504, HAC-504AW & HAC-501V1 Filters

Made from high-quality, durable material, these filters are compatible with the below Honeywell humidifier models:

HCM-300 Series: HCM-300T, HCM-305T, HCM-310T, HCM-315T, HCM-350, HCM-350B, & HCM-450BCST

HCM-500 Series: HCM-530, HCM-535, HCM-535-20, HCM-540, HCM-550, HCM-550-19, HCM-551, & HCM-560 HCM-600 Series: HCM-630, HCM-631, HCM-632, HCM-632TG, HCM-635, HCM-640BW, HCM-645, HCM-646, & HCM-650

HCM-700 Series: HCM-710

HCM-1000 Series: HCM-1000, HCM-1000C, & HCM-1010

HCM-2000 Series: HCM-2000C, HCM-2001, HCM-2002, HCM-2020, HCM-2050, HCM-2051, HCM2052, HEV-312, & HEV-355

Enviracaire Series: ECM-250i

Package Contents
4 humidifier filters compatible with Honeywell HAC-504AW and HAC-504V1

Rest Assured with Frequent Filter’s Manufacturer Lifetime Guarantee
If you are ever unsatisfied with the performance of our humidifier filters, we offer a 100% money back guarantee.

Works great to replace in old Honey well Humidifiers for bedroom. It is also compatible with Protec HAC504v1. Will work with model HCM 350w and other vaporizer models. Our filter is optimized to increase moisture output .