![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw25c86400/global-content/Smokestop_man%20cooking.jpg)
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Filters room air at the industry-recommended rate of 4.8x an hour (or about every 12,5 minutes) in a 26 m² room to effectively lower particle levels and maintain a comfortable environment in bedrooms, living rooms, and home offices.
![Blueair Image Blueair Image](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw63752117/New/PDP%20-%20Body%20/280i/classic_280i_pdp_gallery3.jpg?sw=468)
Integrated sensors auto-adjust to current conditions in your environment to ensure air quality remains at a healthy level.
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Available with an advanced SmokeStop™ is a filter for the ultimate combination of gas and particle removal. Filters airborne bacteria, viruses, and allergens like pollen, dust, and mold, as well as gaseous pollutants like chemicals and odors from pets, cooking, and smoking.
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Our unique combination of electrostatic and mechanical filtration that we call HEPASilent™ filtration technology sets us apart. The combination allows us to use filters that are less dense and require less air pressure than traditional HEPA filters without a loss in performance— resulting in quieter and more energy efficient air purifiers.
![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw30fbbc1e/New/Icons/New%20Icons%20July%2020/icon_alexa_halfsize.png)
Change settings, enable AUTO mode, and more from your smartphone via the Blueair app or connect with your Amazon Alexa enabled device for voice control.
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Adjust settings like child lock, night mode schedule, LED brightness, and more remotely via the Blueair app or Amazon Alexa enabled device.
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Completely filters room air at the industry recommended rate of 4.8x an hour to effectively lower particle levels (rooms up to 26 m²).
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Wi-Fi connectivity for remote controlYes
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On/off timerYes (via Blueair App)
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Filter replacement indicatorYes
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Speed control options1 - 2 - 3 - AUTO
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WheelsNo
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Integrated air sensorsYes
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Dimensions(HxWxD)533 x 432 x 209 mm
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Product weight11kg
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Energy consumption20- 80 Watts
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Sound level32 - 56 dB(A)
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Air outletTop
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Air inletBack
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Recommended filter change6 months
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Recommended room size26 m2
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Air changes per hour (ACH)4.8
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Clean air delivery rate (CADR) - Pollen340 m³ per hour (200 cfm)
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Clean air delivery rate (CADR) - Dust340 m³ per hour (200 cfm)
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Clean air delivery rate (CADR) - Smoke306 m³ per hour (180 cfm)
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Number of filters1
![Classic 280i 360 View](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Sites-blueair-row-master-catalog/default/dw5aa7c7e5/air_purifiers/classic/200 series 360 PNG/200014-01-01.png?sw=600&sh=600&sm=fit)
Guarantee clean air for years to come with extended warranty coverage when you register your air purifier.
The 205 model has the same recommended room size of 26 m² but does not include built-in sensors, the AUTO mode feature.
Press and hold down the orange filter status LED for 10 seconds to reset the replacement filter indicator.
First, make sure your Wi-Fi network is connected to the internet, and check that your network name and password are correct. You can also try unglugging the cord from the electrical outlet and plug it back in again.
To extend the Limited Warranty from one year, simply complete the product registration form within (60) days of purchase or register through the Blueair mobile app.
Press the Wi-Fi and filter buttons simultaneously for at least 3 seconds. To turn on the Wi-Fi function again, press only the Wi-Fi button for at least 3 seconds.