How to Clean Humidifiers Properly

How to Clean Humidifiers Properly

You need to clean humidifiers regularly.


Because a dirty humidifier, without regular clean up, can prompt bacteria and mold growth. The standing water in humidifiers can become a place for various bacteria, mold, and fungi.

When you turn on the humidifier, these organisms will release into your indoors air. Inhaling these air can cause lung and infection problems.


Your humidifier need to be cleaned properly. In this article, we will show you how to clean humidifiers properly to keep them last longer.

Clean Humidifiers: How to do it

There are many hacks to clean your humidifier, from using distilled water to cleaning the device using white vinegar and tea tree oil.

However, you may agree with me that…

…the important thing is that you do keep an eye on it and to clean it regularly and in a proper way.

Here are some tips and precautions for cleaning/using humidifiers:

Refresh the water daily

To avoid mold and bacteria that may grow in the standing water, you MUST:

  • Change the water daily.
  • For every two to three days, you must wash any filter systems or buckets that come with the device.

Use a hygrometer to check the humidity level

You do not want your home getting too much humidity, right?

High-humidity house can also cause lung and infection problems.

Here’s the deal:

You need to check your home humidity level in a few day intervals. Since, too much moisture in the air would irritate asthma reactions and allergies, prompting mold growth, bacteria, fungi, and dust mites.

Use a hygrometer to check the humidity level

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It is good that you consider having a hygrometer to get alert of your home humidity level.

Use distilled or demineralized water

Why we need to use distilled or demineralized water?

Remember regular tap water has minerals that create build up in your humidifier.

Especially warm mist humidifiers, which disperse water vapor using heat often, create mineral build up on the heating device.


…the filters in an evaporate humidifier can be hospitable to bacteria, viruses, mold growth. This can make your cold worsen. This is why we need to use distilled water or water with less minerals for humidifiers.


…using distilled water or demineralized water will help you get faster relief from cold. With lesser build up, it will save you from having to clean as often.

To remove mineral build-up in humidifiers you need to descale them occasionally.


Clean humidifiers daily

To get the best out of your device, you need:

  • Keep it clean
  • Replace water and clean its water tank daily
  • Always follow all the manufacturer’s cleaning instructions
Clean humidifier daily

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Change filter regularly

Follow the manufacturer’s manual for changing the filter, if your device has a filter.

Maintain appropriate moisture levels

Remember to…

…use a hygrometer to keep you alert to the appropriate humidity level.

The ideal humidity level for indoors is around 40-50 %. Too much moisture is not good, but if humidity is too low, your home can be problematic too.

In low humidity, your sinuses are dry and they cause lowering your resistance to viruses and bacteria. Therefore, if you want to get a faster relief from common cold in winter, ensure your home humidity is always at an ideal level.

Suggested Humidifier Cleaning Habits

It is to note that humidifiers can release micro-organism into the air if they are not cared for regularly. For safety reason, it is recommended that you use your device correctly.

Below are the essential steps for safe use:

  • Use distilled water only. It is not recommended to use regular tap water.
  • Drain the humidifier water tank daily. Dry out all surfaces of the humidifier every day.
  • When you are not using the device, drain all water from it, let’s dry and allow air to circulate around when you store it.
  • Maintain humidity at levels not greater than 50%. High humidity level promotes mold and bacterial growth. It is harmful to your health.
  • Properly controlling the output volume of your device to keep the surrounding area dry.
  • Keep the water in the holding tank sterile, be sure the humidifier you bought equipped with an antibacterial filter.
  • Follow manufacturer’s instructions to change the antibacterial filter regularly.


…to practice these smart steps for a good hygiene to your device. By doing these steps, the presence of micro-organisms will be at a minimum when you use your humidifier.


In short, get a humidifier that suits your needs and do not forget to practice the above suggested cleaning tips and precautions for using humidifiers.

In winter, to keep your home from dry wintertime, let’s get a humidifier for your household. Remember to use distilled water instead of regular tap water to avoid mineral build up.

Don’t forget to…

…clean your device properly and descale mineral build up to avoid problems of mold growth and bacteria. Maintain at an optimal humid level by using a hygrometer. Too high in humidity triggers allergy, causes lung and breathing problem for those with asthma.

Check out a suitable humidifier for your living space soon!

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