Blueair Blue Pure 311 Auto Medium Room Air Purifier

• AUTO ADJUSTS SO YOU CAN REST EASY: One touch auto mode uses a particle sensor to monitor pollutant levels and adjusts fan to ensure optimal air quality; LED indicator displays air quality status as excellent (blue), moderate (orange) or polluted (red)
• CLEAN AIR IN MINUTES: Blueair’s HEPASilent dual filtration delivers up to 45% faster cleaning and up to 67% less noise than traditional HEPA filtration alone; Quickly cleans 388sqft medium room in about 12.5 min or up to 1862qft XL space in 60min, on high
• ONE OF THE QUIETEST AIR PURIFIERS: Quieter (23 dB) than whisper on low; ENERGY STAR rated - uses less energy (3W) than an LED lightbulb on low so it’s kind to your wallet and the planet
• ASTHMA & ALLERGY: Removes 99.99% of pollen, helping reduce allergens and pollutants that trigger allergy and asthma symptoms
• REMOVES ODOR & PARTICLES DOWN TO 0.1 MICRON: Ideal for smoke & smog during wildfire season; Removes 99.97% of airborne particles like smoke, dust, viruses and pet dander, while the carbon filter traps light household odors from smoking, pets and cooking
• MOST AWARDED AIR PURIFIER BRAND IN THE US: Blue Pure 311 Auto has won Wirecutter Pick – The Best Air Purifier 2021, 2020, 2019; The Spruce Recommends – Top Pick
• INDEPENDENTLY TESTED FOR PERFORMANCE & SAFETY, ZERO OZONE: AHAM Verifide for CADR; Ozone Safety Standards Certified by CARB; Zero Ozone Verified (<5 ppb) by Intertek Sustainability Program; Trusted Education Partner of British Health Professional Academy
• GENUINE FILTERS FOR OPTIMAL PERFORMANCE: Replace your filter every 6 months to ensure proper functionality & only use genuine Blueair filters; Shop 311 Auto replacement filter: B08F13YBG2; Upgrade to SmokeBlock filter for enhanced removal: B0B45D9TDS

Performance you can trust; Independently evaluated and third-party tested for performance as part of the AHAM Verifide Program for room air cleaners

Recommended for medium rooms, completely filters air in master bedroom, living room or playroom about every 12.5 mins (4.8x an hour at 388 square feet) on high​

Combination filter; Carbon traps light particles; HEPASilent technology removes 99.97% of airborne particles down to 0.1 micron, like Pollen, Dust, and Viruses⁰

Intuitive Auto mode; Automatically adjusts to real-time conditions reported by the particle sensor to maintain a comfortable home environment​

Blueair Blue Pure 311 Auto Medium Room Air Purifier with Auto Mode for Allergies, Pollen, Dust Smoke, Pet Dander, Viruses And Bacteria with HEPASilent Technology and Washable Pre-Filter
The Blue Pure 311 Auto air purifier takes a simple approach to air quality management with an integrated particle sensor, Auto mode setting, and LED air quality display. The air purifier delivers high performance with one-button control and customizable pre-filter colors in a lightweight, compact package. Independently evaluated and third-party tested for performance as part of the AHAM Verifide® Program for room air cleaners, this air purifier has a Clean Air Delivery Rate (CADR) of 250 for fine smoke particles, 250 for NULL particles, and 244 for NULL particles. Recommended for medium rooms like a master bedroom, living room, or playroom with a 360° air intake to completely filter room air about every 12 minutes (5x an hour at 388 ft²) on the highest speed. The 3-step combination particle + carbon filter works with Blueair’s HEPASilent™ filtration technology to remove 99.97% of airborne particles down to 0.1 microns, like NULL, NULL, pet dander, NULL, NULL, NULL⁰ and more, while an additional layer of activated coconut carbon traps light household NULLs. The one-touch enabled Auto mode is designed to help you maintain a comfortable and safe home environment. When enabled, the setting automatically adjusts to real-time conditions reported by the integrated particle sensor. Stay up to date on your air quality with the LED display; it changes color to indicate good, moderate, or poor. The Blue Pure 311 Auto cleans the air with noise levels equivalent to a soft whisper on low (23-53 dB), and ENERGY STAR rated energy efficiency (3-35 W). Change color in seconds with five fabric pre-filter options inspired by Scandinavian nature. The fabric material of the pre-filter catches larger particles and extends the life of the primary filter. Plus, a hidden compartment in the fabric pre-filter keeps the power cord hidden out of sight. Vacuum the fabric or toss it in the washing machine whenever it needs cleaning. Pre-filter in Arctic Trail (gray) included; Additional colors available for purchase. At Blueair, our Swedish heritage inspires sustainability and quality at the heart of everything we do. All Blueair purifiers are AHAM Verifide® for Clean Air Delivery Rate (CADR) and given a recommended room size, ENERGY STAR rated, and tested by the California EPA Air Resources Board (CARB) for safe ozone emissions. ​ ⁰This air purifier not been tested against CoronaNULL, and Blueair does not claim to capture, remove, or kill 2019-nCoV. ​