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Difference Between Humidifier and Dehumidifier

Humidifier vs Dehumidifier

Do you live in a country with extreme cold weather? You must be experiencing very low humidity levels during winters causing all sorts of health problems because of dry air inside your home. Similarly for those living in hot, humid conditions, it becomes a nightmare to live inside homes with humid air that makes breathing difficult. In both conditions, it is prudent to bring humidity levels in air back to normal to live comfortably without health hazards. This is where humidifiers and dehumidifiers come into picture. There are differences between devices that are called humidifiers and dehumidifiers that will be talked about in this article.

As their names indicate, a humidifier is a device meant to add to the moisture content in the air inside a home whereas a dehumidifier removes excess humidity to bring moisture levels back to normal. Humidity levels inside a home can be measured using a basic tool called hygrometer. According to doctors, ideal levels of humidity in the air inside a home are between 30-50%, and if you have humidity levels higher or lower than this range, you need to install a humidifier or a dehumidifier depending upon conditions.

A humidifier blows introduces water vapors in the atmosphere by taking them from a water tank in the device. The machine is electrically powered and boils the water to make water vapors. These vapors add to the moisture content inside the room and make dry air a bit moister.

A dehumidifier works in an opposite manner by taking air inside the room and passing it through cold tubes. These tubes make air filled with moisture dry by forcing the moisture to collect on these cold tubes. The moisture collected is passed on to a container.

These days there are humidifiers that do not need boiling of water but instead use ultrasound waves to vibrate water and cause a misty spray.

Though there are obvious health benefits of both humidifiers ands dehumidifiers, both need periodic cleaning because of the presence of water. Standing water is a source of bacteria and molds that pose health hazards which is why one should clean these devices every month.

In brief:

Humidifier vs Dehumidifier

• A humidifier adds moisture to air while a dehumidifier takes moisture away from the air inside a room.

• While humidifiers work by blowing water vapor inside the room either after boiling or using ultrasonic waves, dehumidifier makes moisture to deposit in the form of droplets on cold tubes made cold using a compressor.

• Both need periodic cleaning to avoid health hazards posed by bacteria and molds and algae.