A terrific choice for a larger area, the Blueair 503 delivers clean, allergen free air in rooms up to 605 square feet (about 20’ x 30’). Casters make it easy to move this air cleaner from room to room. The Blueair 503 has an airflow rate of 90-415 cfm with 5 air exchanges per hour, and uses SurroundAir™ technology to gently diffuse air without drafts. CADR ratings (a measure of contaminant-free air delivered) are 375 for dust, 375 for smoke and 375 for pollen.
The Blueair 503 comes with 3 built-in speeds and 3 stages of HEPA filtration for whisper quiet operation and exceptional particle filtration. Blueair’s HEPASilent™ filter technology
removes 99.97% of airborne allergens down to 0.1 micron. 5-Year Manufacturer's Warranty.
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Designed for ultra quiet operation, the Blueair 503 operates at a noise level of only 27-51 dBA. This eco-friendly Blueair 503 is Energy Star Certified, consuming just 35-120 watts of electricity.
Upgrade to the Blueair 503 Smokestop™ Air Purifier
where removal of smoke, odors and VOCs is a priority.
For best operation, place the unit a minimum of 4” from any object.
The recyclable 3-stage HEPA Particle Filter
need only be changed once every 6 months. An indicator light tells you when its time to change the filter.