The Blueair 403 Smokestop™ Air Purifier cleans indoor air of odors, fumes and allergens in rooms up to 365 sq ft (about 18’ x 20’). The Smokestop version of the Blueair 403 Air Purifier
combines all of Blueair's filtration technology onto one (1) HEPA Smokestop filter
. This filter features both Smokestop's active carbon filtration to absorb fumes, heavy odors and VOCs (including tobacco smoke), and Blueair's HEPASilent™ particle filtration to remove 99.97% of airborne allergens to 0.1 micron.
The Blueair 403 Smokestop features an airflow rate of 75-280 cfm with 5 air exchanges per hour. CADR ratings for particle filtration (an industry measure of contaminant-free air delivered by an air purifier) are 240 for dust, 240 for pollen and 240 for smoke. 5-Year Manufacturer's Warranty.
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Designed for ultra quiet operation, the Blueair 403 Smokestop operates at a noise level of only 32-52 dBA. This eco-friendly Blueair 403 is Energy Star rated, consuming just 30-70 watts of electricity.
To view a PDF of the Owner's Manual, click here.
For best operation, place the unit a minimum of 4” from any object.
The easy-change HEPA Smokestop filter need only be replaced once every 6 months
need only be replaced once every 6 months. A filter indicator light tells you when it’s time to replace the filter.