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We are a usa based company and we know we sell the highest quality and best humidifier filters on Amazon. We manufacture our filters by utilizing a special interweaving locking pattern in order to keep the filter rigid and upright, even when soaking wet.
Product contains 4 premium 2022 upgraded honeywell humidifier filters for Filter A, HAC-504AW, HAC-504, and HAC504V1.

If you notice a large amount of impurities in the filter, replace the filter more frequently. Pack of 4 humidifier replacement, regular replaced to prevent excessive drying into your house.
Increases humidity during dry seasons to create a comfortable home environment. Ideal replacement - The filter material is reinforced for maximum efficiency and longer filter life. Humidifier models - for honeywell humidifier models: hcm-300 series: hcm-300t, hcm-2001, hcm-305t, hcm-535, hcm-310t, hcm-650 | hcm-700 series: hcm-710 | hcm-1000 series: hcm-1000, hcm-631, hcm-350w | hcm-500 series: hcm-530, hcm-632, hac504, hcm-2020, hcm-315t, hcm-540, hcm-350b, hcm-350, hcm-560 hcm-551 | hcm-600 series: hcm-630, hcm-2000c, hcm-645, hcm-550, hcm-635, hcm-1000c, HCM-2050.

Easy to install and replace – for best performance, recommended filter replacement interval of 1-2 months. Fit models – hac504 humidifier wicking filters compatible with honeywell humidifiers hcm-300 series: 300t, 1010; hcm-2000 series: 2000c, 646, 535, 2050, 650; hcm-700 series: 710; hcm-1000 series: 1000, 315t, 2020, 2002, 2051, 535-20, 310t, 560; hcm-600 series: 630, 540, 632, 350w; hcm-500 series: 530, 632TG, 2001, 635, 2052; hev-312, 305T, 350, 631, 645, 550, 550-19, 350B, 551, 1000c, 640bw, 355.
Meet your needs – if there are any questions please contact us, we are committed to offer the premium products and efficient customer service.

Honeycomb pad design, allows for maximum absorption of water for optimum moisture output. Meet your needs – if there are any questions please contact us, we are committed to offer the premium products and efficient customer service. Premium material – made of professional filter paper to ensure optimal performance.

Compatibility- humidifier wicking filters compatible with hcm-300 series: hcm-300t, hCM-350B, hcm-315t, HCM-350W, HCM-305T, HCM-310T, hcm-350, HCM-450BCST.

Tips for daily use - for best results, flip your compatible Honeywell humidifier filter HAC 504 replacement daily and only fill humidifier tank with distilled water.
Hard water degrades ALL compatible Honeywell humidifier filters and yellows them prematurely. Rigid construction to reduce sagging - our replacements for Honeywell replacement Filter A and Honeywell replacement filter HAC-504 are constructed with rigid absorbent paper to improve our filter's structure once wet and reduce sagging. Made from high-quality, hac-504aw, durable material with an optimized filter design to maximize your compatible Honeywell HCM 350 filter moisture output.

Premium material– made from high-quality, durable material with an optimized filter design to maximize your compatible for Honeywell HCM 350 filter moisture output. Compatibility- 4 pack filters compatible with honeywell replacement wicking Filter A for your Honeywell HAC-504, HAC-504AW, and HAC-504V1 humidifier filters.

Compatibility- humidifier wicking filters compatible with hcm-300 series: hcm-300t, HCM-305T, hcm-350, HCM-350B, hcm-310t, HCM-315T, hCM-350W, HCM-450BCST. Compatibility- hac-504 filter a compatible with hcm-500 series: hcm-530, hcm-535-20, hcm-550-19, hcm-540, hcm-550, hac-504aw, hcm-535, hcm-551, HCM-560.

The newly upgraded blue grid appearance enhances product performance and further ensures the cleanliness of the product. Hcm-600 series: hcm-630, hcm-350b, hcm-700 series: hcm-710, hcm-2050, hcm-305t, hcm-640bw, hcm-500 series: hcm-530, hcm-2001, hcm-550-19, hcm-631, hcm-551, hcm2052, hcm-535, hcm-632, hcm-550, hcm-635, hcm-650, hcm-450bcst, hcm-540, hcm-1010, hcm-1000c, hcm-350, hcm-2002, hcm-1000 series: hcm-1000, hcm-310t, HCM-2051, hcm-350w, hev-312, hcm-2020, hcm-535-20, HCM-315T, hcm-632tg, hcm-2000 series: hcm-2000c, hcm-646, hcm-645, HEV-355.1
100% satisfaction guaranteed 30 days full money back guarantee, Pls contact us first when you get some problem, Low price and high quality, we will offer you assistance asap. Excellent performance ️please invade the water for a few minutes before use, they will fit just fine. Bring you multiple protection and family health escort. Let your family live in a fresh indoor environment. Replace the filter wick regularly to make the home feel moist and warmer.

The tray can easily be cleaned with dish soap. For best results, flip your humidifier fil-ter HAC 504 replacement daily and only fill humidifier tank with distilled water. Hard water degrades humidifier replacement fil-ters and yellows them prematurely. Soaking it in bucket with a mixture of white vinegar and water will clean it right up.
Maximize fil-ters performance: soak your replacement wicking fil-ter in cool water before replacing to ensure uninterrupted water vapor output. Enhances product performance and maximize your HCM 350 fil-ter water vapor output. Compatibility: compatible with honeywell humidifier fil-ter model hcm350w, hcm530, hcm630, hcm300t, hcm600, hcm560, hcm-350b-cst, hcm55019, hcm-530, hcm315t, hcm540, hcm550, hcm305bcst, hcm300, hcm-350w, hcm-535, hcm-550-19, hcm551, hcm450bcst, hcm-300t, hcm-350, hcm-300, hcm-315t, hcm350b, HCM-350B, hcm-305t, hcm305t, hcm310t, hcm-600, HCM-500, hcm353, hcm500, hcm-630, hcm-631, hcm-535-20, hcm-450b-cst, hcm-551, hcm350, hcm-540, hcm53520, HCM-560, hcm-310t, hcm-550, HCM631.
1. Frequent Filter
#ad
Compatible Honeywell Germ Free Cool Mist Wicking Humidifier, HCM350w, 504AW, Pack of 4, Quietcare Tower & More. Replacement HAC 504, Filter A. Fits HCM 350, HCM350, HAC504, Frequent Filter
#adFrequent Filter #ad - If you have hard water, flip daily, the filter be stained yellow. To increase filter length: use cold distilled water, and soak in white vinegar. The best wicking filters for Honeywell humidifiers. We stand by our products with an unmatched 5 year replacement warranty and full satisfaction guarantee! Our filters are treated to increase filter length but the exact time to replace the filter will vary based on your water and air quality.We are a usa based company and we know we sell the highest quality and best humidifier filters on Amazon. We manufacture our filters by utilizing a special interweaving locking pattern in order to keep the filter rigid and upright, even when soaking wet.
More information #ad
Our competitors don’t do this and use cheaper manufacturing methods that leads to worse performance. Designed to fit the following honeywell humidifier models: hcm350w, hcm-551, hcm-350w, hcm-550, hcm-300, hcm350, hcm353, hcm530, hcm-535, hcm-350b-cst, hcm300t, hcm-500, hcm540, hcm-300t, hcm-310t, hcm300, hcm-305t, hcm305bcst, hcm305t, hcm500, hcm-540, hcm560, hcm630, hcm600, hcm-600, hcm55019, hcm-535-20, hcm350b, hcm315t, hcm-315t, hcm310t, hcm-630, hcm550, hcm-350, hcm53520, hcm551, hcm450bcst, HCM-530, hcm-350b, hcm-450b-cst, hcm-560, hcm-550-19, hcm-631, HCM631. Product contains 4 premium 2022 upgraded honeywell humidifier filters for Filter A, HAC-504AW, HAC-504, and HAC504V1.
Brand | Frequent Filter #ad |
Manufacturer | Frequent Filter #ad |
Weight | 0.51 Pounds |
Part Number | HAC504 |
Model | HAC504 |
More information #ad
2. BTNTVEN
#ad
HCM-710, Filter A, Fits Honeywell Humidifier HCM350, HCM350B, HAC504AW, HCM1000, BTNTVEN 4 Pack of Humidifier Replacement Filters for Honeywell Filter HAC504, HCM350W, HCM2000
#adBTNTVEN #ad - 100% money back guarantee - truly worry-free purchase and friendly customer service. If our product didn't meet your exceptation, feel free to cantact us. 4 pieces of great value - it is a great, affordable option for your home humidification. To maintain maximum filtering performance, filter should be replaced about every 1-2 months Depending on use and local water quality, or notice a persistent odor caused by poor water quality, or when performance starts to deteriorate.If you notice a large amount of impurities in the filter, replace the filter more frequently. Pack of 4 humidifier replacement, regular replaced to prevent excessive drying into your house.
More information #ad
We just want you to know that your satisfaction is always our top priority. Tips - the discoloration of humidifier replacement is natural and will vary depending on water. It replaces part # filter type a, hcm-1010 | hcm-2000 Series: HCM-2000, HAC-504AW. Increases humidity during dry seasons to create a comfortable home environment. Ideal replacement - The filter material is reinforced for maximum efficiency and longer filter life. Humidifier models - for honeywell humidifier models: hcm-300 series: hcm-300t, hcm-2001, hcm-305t, hcm-535, hcm-310t, hcm-650 | hcm-700 series: hcm-710 | hcm-1000 series: hcm-1000, hcm-631, hcm-350w | hcm-500 series: hcm-530, hcm-632, hac504, hcm-2020, hcm-315t, hcm-540, hcm-350b, hcm-350, hcm-560 hcm-551 | hcm-600 series: hcm-630, hcm-2000c, hcm-645, hcm-550, hcm-635, hcm-1000c, HCM-2050.
Brand | BTNTVEN #ad |
Manufacturer | BTNTVEN #ad |
Part Number | 1 |
Model | Replacement Accessory |
More information #ad
3. Lemige
#ad
HCM-315T, Lemige 6 Pack HAC-504 Humidifier Filters for Honeywell Humidifier HAC-504, HCM-350W, HCM-710, Replacement Filter A,, HCM350, HCM-600, HCM-300T, HAC504V1, HAC-504AW
#adLemige #ad - Premium material – made of professional filter paper to ensure optimal performance. Honeycomb pad design, allows for maximum absorption of water for optimum moisture output. Replacement filter a - compare to part # HAC-504, HAC-504AW, HAC504V1.Easy to install and replace – for best performance, recommended filter replacement interval of 1-2 months. Fit models – hac504 humidifier wicking filters compatible with honeywell humidifiers hcm-300 series: 300t, 1010; hcm-2000 series: 2000c, 646, 535, 2050, 650; hcm-700 series: 710; hcm-1000 series: 1000, 315t, 2020, 2002, 2051, 535-20, 310t, 560; hcm-600 series: 630, 540, 632, 350w; hcm-500 series: 530, 632TG, 2001, 635, 2052; hev-312, 305T, 350, 631, 645, 550, 550-19, 350B, 551, 1000c, 640bw, 355.
More information #ad
Meet your needs – if there are any questions please contact us, we are committed to offer the premium products and efficient customer service.
Brand | Lemige #ad |
Manufacturer | Lemige #ad |
More information #ad
4. Lemige
#ad
HAC-504AW, HCM-600, Replacement Filter A, HCM350, HAC504V1, HCM-350W, HCM-315T, Lemige 4 Pack HAC-504 Humidifier Filters for Honeywell Humidifier HAC-504, HCM-300T, HCM-710
#adLemige #ad - Easy to install and replace – for best performance, recommended filter replacement interval of 1-2 months. Fit models – hac504 humidifier wicking filters compatible with honeywell humidifiers hcm-300 series: 300t, 551, 535, 315t, 2051, 645, 2052; hev-312, 1000c, 631, 540, 310t, 646, 632tg, 550, 2001, 650; hcm-700 series: 710; hcm-1000 series: 1000, 2020, 1010; hcm-2000 series: 2000c, 560; hcm-600 series: 630, 305t, 632, 635, 350, 550-19, 2050, 2002, 535-20, 350w; hcm-500 series: 530, 350b, 640bw, 355.More information #ad
Replacement filter a - compare to part # HAC-504, HAC-504AW, HAC504V1. Honeycomb pad design, allows for maximum absorption of water for optimum moisture output. Meet your needs – if there are any questions please contact us, we are committed to offer the premium products and efficient customer service. Premium material – made of professional filter paper to ensure optimal performance.
Brand | Lemige #ad |
Manufacturer | Lemige #ad |
More information #ad
5. Yonice
#ad
HCM350, HAC504V1, HCM-350W, HCM-315T, Filter A, HCM-600, HAC-504AW, Yonice 4 Pack HAC-504 Replacement Humidifier Wicking Filters Compatible with Honeywell HAC-504, HCM-300T, HCM-710
#adYonice #ad - Compatibility- hac-504 replacement compatible with hcm-2000 series: hcm-2000c, hcm-2001, hev-312, HCM-2002, hcm2052, hcm-2020, HCM-2051, hcm-2050, HEV-355. Compatibility- hac-504 filter a compatible with hcm-500 series: hcm-530, hcm-560 Compare to part # hac-504, hcm-535-20, hcm-550-19, hcm-540, hcm-550, hac-504aw, hcm-535, HCM-551, HAC504V1.Compatibility- humidifier wicking filters compatible with hcm-300 series: hcm-300t, hCM-350B, hcm-315t, HCM-350W, HCM-305T, HCM-310T, hcm-350, HCM-450BCST.
More information #ad
Compatibility- hac-504 humidifier filters compatible with hcm-600 series: hcm-630, hcm-645, hcm-632, hcm-631, HCM-640BW, HCM-646, hcm-632TG, HCM-635, HCM-650. Compatibility- hac-504 filters compatible with hcm-700 series: hcm-710, hcm-1000 Series: HCM-1000, HCM-1000C, HCM-1010.Brand | Yonice #ad |
Manufacturer | Yonice #ad |
More information #ad
6. Durabasics
#ad
Durabasics 4 Pack of Premium Humidifier Filters Compatible with Honeywell Humidifier Filter HAC-504, HAC-504AW & Honeywell Filter A | Replacement for Honeywell Filter HCM 350 & Cool Mist Humidifiers
#adDurabasics #ad - Compatible with honeywell humidifier filter model hcm350w & more - fits hcm350w, hcm-560, hcm-550, hcm550, hcm-500, hcm-630, hcm-600, hcm-350b-cst, hcm-551, hcm353, hcm-315t, hcm-350, hcm-300t, hcm305bcst, hcm-300, hcm530, hcm-450b-cst, hcm-530, hcm350, hcm600, hcm450bcst, hcm-535, hcm300t, hcm300, hcm-535-20, hcm305t, hcm350b, hcm540, hcm-305t, hcm-550-19, hcm315t, hcm630, hcm-631, hcm55019, hcm551, hcm560, hcm310t, hcm53520, hcm-350b, HCM-540, hcm500, hcm-310t, hcm-350w, HCM631.Tips for daily use - for best results, flip your compatible Honeywell humidifier filter HAC 504 replacement daily and only fill humidifier tank with distilled water.
More information #ad
Soak before replacing your compatible honeywell humidifier Filters Replacement Filters - Soak your Durabasics wick for Honeywell HCM350W filter in cool water before replacing to ensure uninterrupted moisture output. 4 piece value pack - 4 premium humidifiers filters for your honeywell hac-504, and HAC-504V1 humidifier filters. Hard water degrades ALL compatible Honeywell humidifier filters and yellows them prematurely. Rigid construction to reduce sagging - our replacements for Honeywell replacement Filter A and Honeywell replacement filter HAC-504 are constructed with rigid absorbent paper to improve our filter's structure once wet and reduce sagging. Made from high-quality, hac-504aw, durable material with an optimized filter design to maximize your compatible Honeywell HCM 350 filter moisture output.
Brand | Durabasics #ad |
Manufacturer | Durabasics #ad |
Height | 5.55 Inches |
Length | 9.5 Inches |
Width | 7.3 Inches |
Part Number | 43224-10536 |
Model | 43224-10536 |
More information #ad
7. getalong
#ad
Filter A, HCM350W,HCM350B, getalong 4 Pack Humidifier Filters Compatible for Honeywell Humidifier Replacement Filter HAC-504, HCM300, HAC-504AW
#adgetalong #ad - Compatibility-compatible with honeywell humidifier filter model hcm350w & more - fits hcm350w, hcm-305t, hcm550, hcm-530, hcm-551, hcm450bcst, hcm350b, hcm55019, hcm530, hcm600, hcm-550-19, hcm-600, hcm-500, hcm-450b-cst, hcm-560, hcm-310t, hcm-631, hcm53520, hcm-535, hcm630, hcm551, hcm-350, hcm-350w, hcm300t, hcm560, hcm353, HCM-350B, hcm540, hcm-300t, hcm315t, hcm-550, hcm-350b-cst, HCM305T, hcm-535-20, hcm305bcst, hcm500, hcm-315t, HCM-630, hcm-300, hcm310t, hcm-540, hcm300, hcm350, HCM631.More information #ad
Easy to install and replace – For best performance, recommended filter replacement interval of 1-2 months. Upgraded blue pre-filter layer - Our premium upgraded blue layer pre-filter helps reduce the quantity of large particles circulating in your air. Premium material– made from high-quality, durable material with an optimized filter design to maximize your compatible for Honeywell HCM 350 filter moisture output. Compatibility- 4 pack filters compatible with honeywell replacement wicking Filter A for your Honeywell HAC-504, HAC-504AW, and HAC-504V1 humidifier filters.
Brand | getalong #ad |
Manufacturer | getalong #ad |
More information #ad
8. Engery
#ad
HAC-504AW, HCM350, HCM-600, HCM-300T, HAC504V1, Filter A, 2 Pack HAC-504 Replacement Humidifier Wicking Filters Compatible with Honeywell HAC-504, HCM-710, HCM-315T, HCM-350W
#adEngery #ad - Compatibility- hac-504 humidifier filters compatible with hcm-600 series: hcm-630, hcm-631, HCM-635, HCM-646, hcm-640bw, hcm-632tg, HCM-645, hcm-632, HCM-650.Compatibility- humidifier wicking filters compatible with hcm-300 series: hcm-300t, HCM-305T, hcm-350, HCM-350B, hcm-310t, HCM-315T, hCM-350W, HCM-450BCST. Compatibility- hac-504 filter a compatible with hcm-500 series: hcm-530, hcm-535-20, hcm-550-19, hcm-540, hcm-550, hac-504aw, hcm-535, hcm-551, HCM-560.
More information #ad
Compare to part # hac-504, HAC504V1. Compatibility- hac-504 filters compatible with hcm-700 series: hcm-710, HCM-1000 Series: HCM-1000, hcm-1000C, HCM-1010. Compatibility- hac-504 replacement compatible with hcm-2000 series: hcm-2000c, hev-312, hcm-2001, hcm-2051, HCM-2020, HCM2052, hcm-2002, HCM-2050, HEV-355.Brand | Engery #ad |
Manufacturer | Engery #ad |
More information #ad
9. ITidyHome
#ad
HCM-710, HCM-600, ITidyHome 6-Pack Humidifier Wicking Filters Replacement Compatible for Honeywell HAC-504 and HAC-504AW,HCM-350,HCM-300T, HCM-315T,Filter A
#adITidyHome #ad - Embrace healthy lifestylethe professional environmental protection imported filter paper has a diamond-shaped grid structure. Filter design fit for hcm-300 series: hcm-300t, hcm-560 Easy to install and replace for best performance, it is recommended to replace the filter wick every 1-2 months.The newly upgraded blue grid appearance enhances product performance and further ensures the cleanliness of the product. Hcm-600 series: hcm-630, hcm-350b, hcm-700 series: hcm-710, hcm-2050, hcm-305t, hcm-640bw, hcm-500 series: hcm-530, hcm-2001, hcm-550-19, hcm-631, hcm-551, hcm2052, hcm-535, hcm-632, hcm-550, hcm-635, hcm-650, hcm-450bcst, hcm-540, hcm-1010, hcm-1000c, hcm-350, hcm-2002, hcm-1000 series: hcm-1000, hcm-310t, HCM-2051, hcm-350w, hev-312, hcm-2020, hcm-535-20, HCM-315T, hcm-632tg, hcm-2000 series: hcm-2000c, hcm-646, hcm-645, HEV-355.1
More information #ad
1100% satisfaction guaranteed 30 days full money back guarantee, Pls contact us first when you get some problem, Low price and high quality, we will offer you assistance asap. Excellent performance ️please invade the water for a few minutes before use, they will fit just fine. Bring you multiple protection and family health escort. Let your family live in a fresh indoor environment. Replace the filter wick regularly to make the home feel moist and warmer.
Brand | ITidyHome #ad |
Manufacturer | ITidyHome #ad |
More information #ad
10. Cabiclean
#ad
Replacement Fil-ters for HCM 350 & Cool Mist Humidifiers, 4 Pack, HAC-504 Humidifier Fil-ters Compatible with Honeywell Humidifier Fil-TER HAC-504, HAC-504AW & Fil-TER A
#adCabiclean #ad - It should be changed when cannot wick up water. As the fil-ter absorbs minerals, it will become very stiff and slowly stop being able to wick up water. Complete replacements: our high quality value pack kit helps you replace your fil-ters more often to keep you living in a good surrounding, improve the air quality in your homes. Upgrade environmental fil-ter paper with durable material and diamond-shaped grid structure.The tray can easily be cleaned with dish soap. For best results, flip your humidifier fil-ter HAC 504 replacement daily and only fill humidifier tank with distilled water. Hard water degrades humidifier replacement fil-ters and yellows them prematurely. Soaking it in bucket with a mixture of white vinegar and water will clean it right up.
More information #ad
4 piece value pack: 4 premium humidifiers fil-ters for your compatible honeywell hac-504, HAC-504AW, and HAC-504V1 humidifier fil-ters. Care of fil-ter: the time of fil-ters last depending on use and the hardness of your water. Can simply wash the fil-ter and the bottom tray every 1-2 weeks. Maximize fil-ters performance: soak your replacement wicking fil-ter in cool water before replacing to ensure uninterrupted water vapor output. Enhances product performance and maximize your HCM 350 fil-ter water vapor output. Compatibility: compatible with honeywell humidifier fil-ter model hcm350w, hcm530, hcm630, hcm300t, hcm600, hcm560, hcm-350b-cst, hcm55019, hcm-530, hcm315t, hcm540, hcm550, hcm305bcst, hcm300, hcm-350w, hcm-535, hcm-550-19, hcm551, hcm450bcst, hcm-300t, hcm-350, hcm-300, hcm-315t, hcm350b, HCM-350B, hcm-305t, hcm305t, hcm310t, hcm-600, HCM-500, hcm353, hcm500, hcm-630, hcm-631, hcm-535-20, hcm-450b-cst, hcm-551, hcm350, hcm-540, hcm53520, HCM-560, hcm-310t, hcm-550, HCM631.
Brand | Cabiclean #ad |
More information #ad