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Alen BreatheSmart 45i True HEPA Air Purifier

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Validated by SleepScore Labs to provide a better night's rest, the Alen BreatheSmart 45i packs big power into a small footprint. As functional as it is beautiful, 45i thinks about air quality so you don't have to.

  • Small but Mighty: Cleans 800 sqft every 30 minutes. Emits pink noise for a better night's sleep.
  • Tailored to You: Filter options for all major concerns including allergies, dust, mold, bacteria, chemical fumes and heavy odors.
  • True HEPA filtration removes 99.97% of airborne particles as small as 0.3 microns (about 56x smaller than a human hair)
  • Intuitive Intelligence: Auto Mode adjusts fan speed to achieve the best air quality while the air quality indicator takes out the guesswork.
  • Breathe Beautifully: 7 diverse color options, and even more on our Designer Panels Page
  • Guaranteed. Forever: Lifetime peace of mind.
  • Choose Filter:
    Choose Panel Color:
    White
    Luxury Marble
    Rustic White
    Satin Copper
    Forest Green
    Graphite
    Brushed Stainless
    Espresso
    Weathered Gray
    Rosewood
    Oak

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    Buy 3, Save 30%

    Order by 2pm CST. Ships same business day.
    Free Shipping!

    The official purifier of sleep.  

    The BreatheSmart 45i is incredibly quiet, and perfectly tuned to only generate soothing pink noise - a frequency shown to help you sleep up to 25% better. Night mode disables display lighting with one-touch for an ideal sleep environment. And according to a study by SleepScore Labs, the 45i is proven to improve sleep and allergy symptoms so you can wake up feeling more refreshed.

    What our customers love about us.

    "I sleep so much better and after 7-8 hours, I feel the best I've ever felt.
    It's almost like the air is easier to breathe."

    "I've been using Alen Air to purify the air in my home for 9 years. The products work great and their customer service is even better."

    "Very quiet! Love the options! I could tell the air was cleaner the very first day I used it. I am very pleased with my purchase!"

    "Alen is just the best period. From the machine down to the great customer service. We love it."

    "I sleep so much better and after 7-8 hours, I feel the best I've ever felt.
    It's almost like the air is easier to breathe."

    "I've been using Alen Air to purify the air in my home for 9 years. The products work great and their customer service is even better."

    "Very quiet! Love the options! I could tell the air was cleaner the very first day I used it. I am very pleased with my purchase!"

    "Alen is just the best period. From the machine down to the great customer service. We love it."

    "I sleep so much better and after 7-8 hours, I feel the best I've ever felt. It's almost like the air is easier to breathe."

    "I've been using Alen Air to purify the air in my home for 9 years. The products work great and their customer service is even better."

    "Very quiet! Love the options! I could tell the air was cleaner the very first day I used it. I am very pleased with my purchase!"

    "Alen is just the best period. From the machine down to the great customer service. We love it."

    New Design. Improved Sensor Technology.  

    More Powerful Than Ever.

      Auto mode allows our intelligent sensor technology to adjust to your changing environment. LED indicator always lets you know the status of the air quality around you. And when it's bedtime, lights-off mode cleans the air without disturbing your sleep.

    New Design. New Sensor Technology.

    More Powerful Than Ever

    A new state-of-the-art laser particle sensor packs the power of a $600 air quality monitor right into your air purifier. And the updated color scheme aligns with National Air Quality Index colors.

    New Design. New Sensor Technology.

    More Powerful Than Ever.

    A new state-of-the-art laser particle sensor packs the power of a $600 air quality monitor right into your air purifier. And the updated color scheme aligns with National Air Quality Index colors.

    Customized for Concern

    Our range of True HEPA filters cover all major concerns: Allergies, Dust, Mold, Bacteria, VOCs, Cooking, Pet and Diaper Odors. Options include an antimicrobial treatment to capture and inhibit growth of bacteria and fungi, Alen’s proprietary odor-eliminating technology to destroy unwanted smells at the molecular level, and more.

    Our range of True HEPA filters cover all major concerns: Allergies, Dust, Mold, Bacteria, VOCs, Cooking, Pet and Diaper Odors. Options include an antimicrobial treatment to capture and inhibit growth of bacteria and fungi, Alen’s proprietary odor-eliminating technology to destroy unwanted smells at the molecular level, and more. To top it all off, our 3-stage filtration process captures 99.97% of even the most minute particles.

    Our range of True HEPA filters cover all major concerns: Allergies, Dust, Mold, Bacteria, VOCs, Cooking, Pet and Diaper Odors. Options include an antimicrobial treatment to capture and inhibit growth of bacteria and fungi, Alen’s proprietary odor-eliminating technology to destroy unwanted smells at the molecular level, and more. To top it all off, our 3-stage filtration process captures 99.97% of even the most minute particles.

    Guaranteed. Forever.

    Guaranteed. Forever.

    When it comes to quality, performance and customer satisfaction, we stand by our purifiers for life. Your life.

     

    Guaranteed. Forever.

    When it comes to quality, performance and customer satisfaction, we stand by our air purifiers for life. Your life.

    Guaranteed. Forever.

    When it comes to quality, performance and customer satisfaction, we stand by our air purifiers for life. Your life.

     

    Guaranteed. Forever.

    Guaranteed. Forever.

    When it comes to quality, performance and customer satisfaction, we stand by our
    air purifiers for life. Your life.

    Guaranteed. Forever.

    When it comes to quality, performance and customer satisfaction, we stand by our purifiers for life. Your life.

     

    The sound of better sleep.  

    The BreatheSmart 45i is incredibly quiet, and perfectly tuned to only generate soothing pink noise - a frequency to help you sleep up to 25% better.

    The sound of better sleep.

    The BreatheSmart 45i is incredibly quiet, and perfectly tuned to only generate soothing pink noise - a frequency to help you sleep up to 25% better.

    Specifications

    Coverage Area (Max Speed) 800 SqFt
    Coverage Area (Low Speed) 250 SqFt
    Filtration rate Removes 99.97% of particles greater than 0.3 microns
    Air Flow (Max Speed) 190 CFM
    CADR 245
    Noise levels (Max Speed) 55 dB
    Power Consumption 50 watts on highest speed
    Power Supply 120V
    Filter Life 6-9 months
    Size 25" x 15" x 8.5"
    Weight 15 lbs

    Package Contents

    Our Promises

    Guaranteeed. Forever.
    For lifetime peace of mind.

    Love it, or return it.
    No hassle 60-day return policy.

    Always Free Shipping.
    Order by 2pm CST, ships same day.

    Free 12-month Financing.
    Say yes to pure air for life.

    Guaranteeed. Forever. 
    For lifetime peace of mind.

    Love it, or return it. 
    No hassle 60-day return policy.

    Always Free Shipping. 
    Order by 2pm CST, ships same day.

    12-month Financing. 
    Say yes to pure air for life.

    Guaranteeed. Forever.
    For lifetime peace of mind.

    Love it, or return it.
    No hassle 60-day return policy.

    Always Free Shipping.
    Order by 2pm CST, ships same day.

    Free 12-month Financing.
    Say yes to pure air for life.

    Customer Reviews

    Alen BreatheSmart 45i True HEPA Air Purifier has a rating of 4.8 stars based on 186 reviews.

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