Get the Best for Less

Enjoy top-rated Alen purification, huge 700 SqFt room coverage, and our exclusive lifetime quality at an incredible value.

Unlock Better Rest

Proven to improve sleep and reduce allergies, the FLEX helped everyday people fall asleep faster, sleep sounder, and wake feeling more refreshed in a peer-reviewed study by SleepScore Labs. With a 60-day Love-it-or-Return-It Guarantee, why not try this science-backed solution to more restful nights and improved mood and focus to slay the day.

FLEXible Options to Fit Your Life

Target your specific air-quality concerns with the industry’s longest-lasting antimicrobial filters, including customizable options with toxin-fighting activated carbon and nontoxic odor-control. You can even personalize the FLEX with a selection of designer panel colors to fit any room and compliment your decor for today or whenever your styles change.


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

What's in the box


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