Cleans 700 SqFt Every 30 Minutes

Enjoy top-rated Alen purification at an incredible value. Our most popular air purifier for commercial use is perfectly sized for medium-sized rooms, apartments or condos, and bedrooms. From gyms to doctor’s offices to animal shelters, the FLEX offers flexible options for any air quality concerns.

Medical-Grade Protection

Long-lasting True HEPA (H13) filters remove 99.99% of airborne contaminants down to 0.1 microns, including allergens and aerosolized viruses. Alen’s medical-grade filtration is highly effective thanks to powerful airflow, ensuring pure air for your entire room. As an added safeguard, Alen’s proprietary antimicrobial treatment kills mold and bacteria.

Lifetime Peace of Mind

When you purchase an Alen air purifier, we proudly support it with the industry’s first and only lifetime warranty. If anything goes wrong, our in-house experts will help you solve the problem. If they can’t, we’ll happily ship you a free replacement—fast!

Discover Better Rest

Proven to improve sleep and reduce allergies, the BreatheSmart FLEX helped people fall asleep faster, sleep sounder, and wake feeling more refreshed in a peer-reviewed study by SleepScore Labs. FLEX is incredibly quiet and perfectly tuned to generate soothing pink noise—for up to 25% better sleep. And at bedtime, display lighting darkens with one touch.

Tailored to You

Personalize your Alen purifier with a selection of designer panel colors to fit any room and compliment your decor for today or whenever your styles change. Browse exclusive colors, woodgrains, and metallics on our designer panel page.

Specs

  • Coverage
    Up to 1,100 sq. ft. (102.19 m2) | Cleans all air in room every 30 minutes @ highest setting
  • Filtration rate
    Removes 99.97% of particles greater than 0.3 microns
  • Noise level
    Lowest Speed 42 dBa | Highest Speed 56 dBa
  • Sound type
    Pink Noise | All speeds
  • Speed settings
    4
  • Sensor
    Automatic speed adjustment and coordinated to 3 color rings/ 4 speeds
  • Cubic Feet Per Minute (CFM)
    Speed 1: 150 CFM | Speed 2: 185 CFM | Speed 3: 225 CFM | Turbo: 290 CFM
  • Clean Air Deliver Rate (CADR)
    300
  • Filter life
    12 months | @ Recommended 24hr/day operation
  • Filter cost
    $79 | Using "Pure" Filter
  • Ozone
    0 PPM when disengaged, less than 0.050 PPM with optional ionizer engaged
  • Power supply
    120 AV, 60HZ (2 Prong Power Cord)
  • Cord length
    6ft (185cm)
  • Power consumption
    1.6 to 105 watts
  • Energy star
    Yes
  • Dimensions
    H 25" (63.50 cm) x W 15" (38.10 cm) x D 8.5" (21.59 cm)
  • Weight
    21 lbs (9.5 kg)
  • Warranty
    Lifetime | with Product Registration & Active Filter Subscription

What's in the box

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