Honeywell HCM-350

Honeywell HCM-350 Humidifier

Feeling sick of dry air and are you looking for a good humidifier? Honeywell HCM-350 can be the one you need. It relieves discomfortable dry air and creates a comfortable atmosphere for your space. This machine comes as a mid-range humidifier, in this category, there are many different models of humidifier from varying manufacturers. Finds out whether it is appropriate for your need.


Honeywell HCM-350 is an evaporative humidifier that has 2 gallons of water output a day. The product can humidify an up to 500 square feet room a 360 square feet space would be suitable for this product. The water tank size is 1.1 gallons while other products in this range have a bigger number. It is a cool mist humidifier so it is safe to use for your children’s rooms. There is no hot steam so youngster will not get burned if the machine is incidentally tipped.


Honeywell Germ Free Cool Mist Humidifier
Our Rating: 4 / 5

While working, evaporative humidifier pushes air through a wick. The HCM-350 wick is quite large, this made the water evaporate more efficiently compared with smaller wick. It works quietly while running on low or medium speed. Although the fan will produce noise in high speed level but it still can be acceptable. Running the humidifier at night will not cause any trouble when you are sleeping. This device has a small water tank size, therefore you need to refill the tank regularly. Refilling it twice per day is necessary, busy housewife will not be satisfied with this.

Germ-Free feature

The Honeywell HCM-350 comes with germ-free feature, it takes two processes to make sure that the moisture is clean. It uses ultraviolet light to kill harmful viruses and bacteria that exists in the water and prevents the growth of germs with an antimicrobial process. They said that this machine kills 99.9% of germs and bacteria in the tap water, this will not let you worry about the dirty air anymore. The manufacturer also added a filter protector to prevent the growth of bacteria on the filter. The humidifier has germ-free feature but you need to clean it regularly for a durable working.


The water tank and tray are dishwasher safe, thus you needn’t to wash by hand, just put it in the dishwasher and it will do the rest. It is designed to sit flat in the sink, you will refill it easily when needed. Moreover, the wide opening tank also makes it easy to clean, you can put your hand in to swab it.


There are three fan speed levels on this device: low, medium and high speed, but that is not enough for most customers. The HCM-350 lacks of humidity settings or levels. That meant it was hard to control the air at your desired level. There are no humidistat and programmable function as well, you need to shut it off yourself. Nevertheless, the Honeywell machine contains a self-regulating feature, it adjusts automatically and produces as much amount of humidity as possible. Overall, the lacks of controlling features gave it a step back, Honeywell should do better.

Final Words about Honeywell HCM-350

In brief, compared with other mid-range humidifiers, the Honeywell HCM-350 cool mist humidifier has not much advanced, the lacks of humidistat, programmable function gave it a minus point. Fortunately, you have the ability to control fan speed levels but it is still not enough. On the bright side, the machine works quietly and role easy to clean. Because of its small capacity, it is better to use in small space such as a room or office. By the way, it could do perfectly on its main role: humidifying. Hoped that all suggestions help you choose your most suitable humidifier.


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