{"id":274,"date":"2026-08-31T12:39:00","date_gmt":"2026-08-31T09:39:00","guid":{"rendered":"https:\/\/codesupply.co\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/"},"modified":"2026-09-07T16:07:47","modified_gmt":"2026-09-07T13:07:47","slug":"sit-ligula-metus-sem-eget-elementum-amet-tellus","status":"publish","type":"post","link":"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/","title":{"rendered":"How does the air purifier work: the principle of air purifier | AENO"},"content":{"rendered":"\n

How does an air purifier work?<\/strong><\/h2>\n\n\n\n

Air purifier operating principle \u2013 is based on a simple but effective process. Air is set in motion by the fan and passes through a specially designed system of filters, where different types of pollutants are captured or absorbed. Once purified, the air is released back into the room. In most air purifiers available on the market, polluted air is drawn in through the side or rear of the air purifier, while filtered air is released through the top. This design helps create continuous air circulation in the room and allows the device to clean the air more effectively and evenly.<\/p>\n\n\n\n

The efficiency of an air purifier is determined not only by the filtration system, but also by the amount of air that the device can process over a certain period of time. For this reason, choosing a model with appropriate performance for the room is important. A purifier that is too weak may require much more time to remove airborne particles, while a properly selected model can maintain good air quality without constantly operating at maximum speed.<\/p>\n\n\n\n

NOTE:<\/strong> Due to air circulation and air flow, one air purifier is recommended for one room. Do not purchase a higher capacity air purifier with two rooms in mind, as air circulation will not be optimal and the unit will not be able to properly filter the air. Even if the purifier has sufficient theoretical capacity, walls, doors and furniture can significantly restrict air movement between rooms. For the best results, place the air purifier in the room where it is needed most and allow sufficient space around the air inlet and outlet.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Air purifier filtration stages<\/strong>

In an air purifier, polluted air first passes through a pre-filter. Its main task is to capture the biggest dirt particles, dust, hair and other larger contaminants. By removing these particles at the first stage, the pre-filter protects the other filters from becoming dirty too quickly and helps extend their useful life.<\/p>\n\n\n\n

The next filter through which the air passes is the carbon filter. Its purpose is different from that of a particulate filter: activated carbon absorbs Volatile Organic Compounds (VOCs), as well as unpleasant odors that may be present in indoor air. This can be particularly useful in rooms where cooking smells, smoke or other household odors occur regularly.<\/p>\n\n\n\n

The final and most important stage of particulate filtration is the HEPA filter. It is designed to stop very small airborne contaminants with an efficiency approaching 100%, depending on the filter class and testing conditions. The overall quality of purification depends on the quality, design and condition of each filter, so these characteristics are worth paying attention to when choosing an air purifier for yourself.<\/p>\n\n\n\n

NOTE:<\/strong> When choosing a HEPA filter (High Efficiency Particulate Air Filter), we can refer to its classification. The higher the class, the higher the degree of filtration. The most common filters found in air purifiers are EPA (Efficiency Particulate Air) class E12 (commonly called H12), or high-efficiency H13 (the letter H stands for High). Even E12 (H12) rated filters remove \u2265 99.95% of pollutants. For more demanding users, we recommend an air purifier with a filter class H13 that achieves an efficiency of \u2265 99.97%.<\/p>\n\n\n\n

It is also important to remember that a HEPA filter is only one part of the entire filtration system. A good pre-filter can reduce the amount of dust reaching the HEPA filter, while an effective carbon layer can improve the removal of odors and VOCs. Therefore, when comparing different air purifiers, it is better to consider the complete filter system rather than focusing exclusively on the HEPA classification.<\/p>\n\n\n\n

The situation is slightly different in the case of active carbon filters. Here, the more carbon there is, the better the potential adsorption performance. The thickness of the active carbon layer is also important because a thicker layer provides greater contact between the air and the carbon surface. This means that two air purifiers may both have carbon filters but provide different results when dealing with odors and VOCs, depending on the amount and quality of activated carbon used.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Sensors that react to changes in air quality<\/strong>

Other important elements that affect the performance of air purifiers are the sensors that measure air quality and the light sensor. Check what sensors the chosen model has because they influence how the device works, how quickly it reacts to changes and how accurately the automatic mode operates.<\/p>\n\n\n\n

A properly working automatic mode can detect a deterioration in air quality, increase the fan speed and quickly remove the resulting pollution. Once the air becomes cleaner, the device can automatically reduce its operating speed and switch to a quieter and more ecological mode. This makes everyday operation more convenient because the user does not have to constantly monitor the air purifier and manually change its settings.<\/p>\n\n\n\n

Higher accuracy and a faster response to changing air quality can be provided by a laser sensor, so it is worth considering an air purifier equipped with one. Accurate sensors are especially useful when pollution levels change frequently, for example during cooking, cleaning or when dust and other particles enter the room from outside.<\/p>\n\n\n\n

Modern air purifiers in 2026 can also combine sensor readings with automatic operating algorithms, making it easier to maintain stable air quality throughout the day. Instead of running continuously at the highest speed, the purifier can adapt its performance to the actual conditions in the room, helping balance effective filtration, noise level and energy consumption.<\/p>\n\n\n\n

Fan \u2013 a key component of the air purifier<\/strong>

An important element that affects the performance of an air purifier is the fan. A modern fan should guarantee quiet, efficient and trouble-free operation while consuming as little energy as possible. The fan determines how much air can pass through the filtration system, which means that its performance has a direct influence on how quickly the air in a room can be cleaned.<\/p>\n\n\n\n

This will be especially appreciated by those who plan to use the air purifier in a children\u2019s room or bedroom. Even a slight humming sound can make it more difficult to fall asleep, so it is worth investing in air purifiers designed for quiet operation. Some devices generate what is known as white noise. The steady and consistent sound produced by the air purifier may not disturb sleep and can even make it easier for some people to fall asleep.<\/p>\n\n\n\n

When choosing a purifier for nighttime use, it is therefore worth checking not only the maximum airflow but also the noise level in night mode. A powerful device that is too loud may be less convenient in a bedroom than a model that can maintain effective filtration at a lower and quieter fan speed.<\/p>\n\n\n\n

Choose how to operate your air purifier<\/strong>

It\u2019s also worth paying attention to how you operate your air purifier. Consider whether the model you choose is intuitive to use and whether it has basic buttons on the casing, such as mode selection and fan speed control. It is also useful to check whether the device provides information about air quality and whether it indicates when the filters need to be changed.<\/p>\n\n\n\n

Another convenient feature is the ability to turn off the backlight. This can be particularly important when the air purifier is used in a bedroom because bright indicators or displays may interfere with sleep. Simple physical controls can also be useful when you want to change the settings quickly without using a smartphone.<\/p>\n\n\n\n

Users who expect more should choose an air purifier equipped with a WiFi module. WiFi connectivity allows you to control the device, change operating modes and read important operating parameters and air quality information directly on your phone or tablet. Depending on the model and application, smart control can make it easier to monitor the purifier remotely and adjust its operation to your daily routine.<\/p>\n\n\n\n

Cleaning the purifier is also needed<\/strong>

The last but equally important element related to the performance of our device is the cleaning method. The filters used in air purifiers generally last a very long time \u2013 approximately 12 months, although their actual service life depends on air quality, operating time and the amount of dust and pollution in the room.<\/p>\n\n\n\n

The air purifier can continue to work efficiently for a long period, but the filters still need to be replaced periodically. Therefore, before purchasing a model, you should check whether the filters can be changed by yourself and whether the replacement process is simple and intuitive.<\/p>\n\n\n\n

It is also worth checking whether you can wash the pre-filter. Regular cleaning of this component can help prevent excessive accumulation of dust and hair and reduce the load placed on the subsequent filtration stages. In addition, check whether you can easily remove the air inlet and outlet panels. These areas become dirty over time and can sometimes be difficult to clean if the construction of the device does not provide convenient access.<\/p>\n\n\n\n

Regular maintenance is an important part of keeping an air purifier operating effectively. A dirty pre-filter, blocked air inlet or dusty outlet can reduce airflow and make the fan work harder. Following the manufacturer’s cleaning and filter replacement recommendations is therefore just as important as choosing the correct air purifier in the first place.<\/p>\n\n\n\n

You already know how air purifiers work. When choosing a model, remember to pay attention to its performance (recommended room size), the filter system used and its quality, the way and possibility of handling, as well as the sensors, noise level and available control options. These characteristics will determine not only how effectively the device cleans the air but also how convenient it is to use every day.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Air purifier and energy consumption<\/strong><\/h3>\n\n\n\n

The functions discussed above, such as operating modes and the automatic program, can significantly reduce the power consumption of an air purifier. Instead of operating continuously at maximum speed, the device can adjust the fan according to the current air quality and switch to a lower-power mode when intensive purification is no longer necessary.<\/p>\n\n\n\n

The average power consumption in normal mode should be between 15\u201320 W. In night mode, this value should be less than 10 watts, while in maximum mode it may even be twice as high as in normal operation. Keep in mind, however, that the maximum mode is normally used only temporarily, for example when the sensor detects a sudden increase in pollution or when faster air purification is required.<\/p>\n\n\n\n

Energy consumption also depends on how long the air purifier operates each day. Using automatic or night modes can therefore be a practical way to maintain good air quality without unnecessarily increasing electricity consumption. A properly selected purifier can provide continuous air filtration while keeping its energy requirements relatively low.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

If you want to experience what it\u2019s like to breathe really clean air, check out our AENO purifiers:
https:\/\/aeno.com\/category\/air-treatment\/air-purifiers<\/strong><\/a><\/p>\n\n\n\n

Want to BUY this product?<\/strong><\/h4>\n\n\n\n

Check out<\/a> retailer list for your country.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"How does an air purifier work? Air purifier operating principle \u2013 is based on a simple but effective process. Air is set in motion by the fan and passes through…\n","protected":false},"author":2,"featured_media":4705,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,2],"tags":[],"class_list":["post-274","post","type-post","status-publish","format-standard","has-post-thumbnail","category-air-purifiers","category-air-treatment"],"yoast_head":"\nHow does the air purifier work: the principle of air purifier | AENO – AENO Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How does the air purifier work: the principle of air purifier | AENO – AENO Blog\" \/>\n<meta property=\"og:description\" content=\"How does an air purifier work? Air purifier operating principle \u2013 is based on a simple but effective process. Air is set in motion by the fan and passes through…\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/\" \/>\n<meta property=\"og:site_name\" content=\"AENO Blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-31T09:39:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-07T13:07:47+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/aeno.com\/blog\/wp-content\/uploads\/2022\/04\/RS2666_IMG_8888-lpr.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1810\" \/>\n\t<meta property=\"og:image:height\" content=\"1148\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Tatyana Ryzhova\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Tatyana Ryzhova\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/\",\"url\":\"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/\",\"name\":\"How does the air purifier work: the principle of air purifier | AENO – AENO Blog\",\"isPartOf\":{\"@id\":\"https:\/\/aeno.com\/blog\/#website\"},\"datePublished\":\"2026-08-31T09:39:00+00:00\",\"dateModified\":\"2026-09-07T13:07:47+00:00\",\"author\":{\"@id\":\"https:\/\/aeno.com\/blog\/#\/schema\/person\/006ce6767834d433094c36f1468af9f8\"},\"breadcrumb\":{\"@id\":\"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\/\/aeno.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Blog about air treatment\",\"item\":\"https:\/\/aeno.com\/blog\/category\/air-treatment\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"How does the air purifier work: the principle of air purifier | AENO\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/aeno.com\/blog\/#website\",\"url\":\"https:\/\/aeno.com\/blog\/\",\"name\":\"AENO Blog\",\"description\":\"Inteligentn\u00e9 spotrebi\u010de do dom\u00e1cnosti\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/aeno.com\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/aeno.com\/blog\/#\/schema\/person\/006ce6767834d433094c36f1468af9f8\",\"name\":\"Tatyana Ryzhova\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/aeno.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/2697141385f10bc75e3a03cd3b7f5ad6685361d078234aecd12d7e81767e8b96?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/2697141385f10bc75e3a03cd3b7f5ad6685361d078234aecd12d7e81767e8b96?s=96&d=mm&r=g\",\"caption\":\"Tatyana Ryzhova\"},\"sameAs\":[\"https:\/\/aeno.com\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"How does the air purifier work: the principle of air purifier | AENO – AENO Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/","og_locale":"en_US","og_type":"article","og_title":"How does the air purifier work: the principle of air purifier | AENO – AENO Blog","og_description":"How does an air purifier work? Air purifier operating principle \u2013 is based on a simple but effective process. Air is set in motion by the fan and passes through…","og_url":"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/","og_site_name":"AENO Blog","article_published_time":"2026-08-31T09:39:00+00:00","article_modified_time":"2026-09-07T13:07:47+00:00","og_image":[{"width":1810,"height":1148,"url":"https:\/\/aeno.com\/blog\/wp-content\/uploads\/2022\/04\/RS2666_IMG_8888-lpr.png","type":"image\/png"}],"author":"Tatyana Ryzhova","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Tatyana Ryzhova","Est. reading time":"9 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/","url":"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/","name":"How does the air purifier work: the principle of air purifier | AENO – AENO Blog","isPartOf":{"@id":"https:\/\/aeno.com\/blog\/#website"},"datePublished":"2026-08-31T09:39:00+00:00","dateModified":"2026-09-07T13:07:47+00:00","author":{"@id":"https:\/\/aeno.com\/blog\/#\/schema\/person\/006ce6767834d433094c36f1468af9f8"},"breadcrumb":{"@id":"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/aeno.com\/blog\/sit-ligula-metus-sem-eget-elementum-amet-tellus\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Startseite","item":"https:\/\/aeno.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Blog about air treatment","item":"https:\/\/aeno.com\/blog\/category\/air-treatment\/"},{"@type":"ListItem","position":3,"name":"How does the air purifier work: the principle of air purifier | AENO"}]},{"@type":"WebSite","@id":"https:\/\/aeno.com\/blog\/#website","url":"https:\/\/aeno.com\/blog\/","name":"AENO Blog","description":"Inteligentn\u00e9 spotrebi\u010de do dom\u00e1cnosti","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/aeno.com\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/aeno.com\/blog\/#\/schema\/person\/006ce6767834d433094c36f1468af9f8","name":"Tatyana Ryzhova","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/aeno.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/2697141385f10bc75e3a03cd3b7f5ad6685361d078234aecd12d7e81767e8b96?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/2697141385f10bc75e3a03cd3b7f5ad6685361d078234aecd12d7e81767e8b96?s=96&d=mm&r=g","caption":"Tatyana Ryzhova"},"sameAs":["https:\/\/aeno.com"]}]}},"_links":{"self":[{"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/posts\/274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/comments?post=274"}],"version-history":[{"count":13,"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/posts\/274\/revisions"}],"predecessor-version":[{"id":4709,"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/posts\/274\/revisions\/4709"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/media\/4705"}],"wp:attachment":[{"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/media?parent=274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/categories?post=274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aeno.com\/blog\/wp-json\/wp\/v2\/tags?post=274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}