Honeywell Protec Treated Antimicrobial A Size Humidifier Filter

Last updated date: January 10, 2022

DWYM Score


Honeywell Protec Treated Antimicrobial A Size Humidifier Filter

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We looked at the top Humidifier Filters and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best Humidifier Filter you should buy.

Update as January 8, 2022:
Checkout The Best Humidifier Filters for a detailed review of all the top humidifier filters.

Overall Take

In our analysis, the Honeywell Honeywell Protec Treated Antimicrobial A Size Humidifier Filter placed 6th when we looked at the top 6 products in the category. For the full ranking, see below.

From The Manufacturer

HONEYWELL HUMIDIFIER REPLACEMENT FILTER: Replacement humidifier wicking filters use a patented design that helps inhibit 99.99% of growth and migration of particles on the filter. A blue pre-filter layer helps capture large particles. WORKS WITH: The Honeywell “A” wicking filters (HAC504) include a blue pre filter that capture large particles; They work with Evaporative Honeywell Humidifiers in the HCM-350, HEV355, HCM-710 and HCM-315/HEV312 Model Series. COUGH AND CONGESTION RELIEF: Humidifiers for the home can be helpful during cold and flu season, when it’s difficult to sleep with a cough and congestion; A humidifier or vaporizer can provide temporary relief by adding necessary moisture to the air. COMPATIBLE DOES NOT MEAN COMPARABLE: For best performance, use only these Genuine Honeywell humidifier filters; Compatible humidifier filter replacements are not certified to offer the same performance or efficiency.

Expert Reviews

User Summarized Score

6,270 user reviews

What experts liked

Works well. Lasts longer than generic versions. Kills 99.99% of mold, algae and bacterial growth. Treated with an antimicrobial layer.
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What experts didn't like

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