The Alen BreatheSmart FLEX Review

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Last Updated: 12/16/2020

Product Overview

The Alen BreatheSmart FLEX shines like its name states. It’s a flexible air purifier that can be used throughout your household, other areas, and comes with quality options for filters.

In total, four air purifiers are available for purchase when you get your BreatheSmart FLEX. They include the HEPA-Pure, the HEPA-Fresh, the HEPA-Silver, and the HEPA-OdorCell.

Between all of these filters, you’ll be able to target and tackle and unwanted debris that plagues the air around you.

Specifically, HEPA-Pure is known for being the best standard filter. It’s typically used for dust and allergens and is found within most air purifiers. It’s a great option for those who want the standard offerings of an air purifier.

The HEPA-Fresh is best for light odors and chemicals that are within your home. Normally, people use this filter within your kitchen. However, it’s also perfect to use in bathrooms. If you’re tired of dealing with the unwanted odors, the HEPA-Fresh is the perfect filter

The HEPA-Silver is an all-around great solution for most issues you’ll find within your air. Specifically, it’s great for mold, germs, and asthma. If you or someone in your household has issues with their health, it can be an excellent filter to give them some relief.

Alen BreatheSmart FLEX True HEPA Air Purifier

Alen BreatheSmart FLEX

  • Coverage Up to 700 SqFt
  • 56 watts on highest speed
  • 15 lbs weight
  • Cord Length 6ft

The HEPA-OdorCell is best for neutralizing odors within your home or office. If you have piles of dirty diapers or pet dander, this is the filter for you. Easily combat the worst odors with ease.

Part of what makes the BreatheSmart FLEX so flexible is the panel designs available for this filter. More than a dozen panel designs were created that can be taken on and off your purifier. Colors range from pink to blue, to black, to brown. Other designs include luggage designs as well as classic wood styles.

These design panels are intended to help your air purifier match the décor of whatever your room is.

Other functions of the BreatheSmart Flex include a filter life indicator, a power/sleep mode, four speeds to choose from, a child-safe lock, and a handle to make it easily portable.

Specifically, the handle makes it easy enough that you’ll be able to transport it around your home. Don’t sacrifice the quality of your air throughout your home, consider taking the machine and placing it in different rooms every day. This way, you’ll be able to clean the quality of your air wherever you go.

Because the air purifier is lightweight enough to be moved around and comes with a user-friendly carrying handle, you can take this machine into just about any room within the building you have it set up. Move it from room to room in your home or take it from your office to different meetings spaces when you’re at work. Clean air is simply a few presses of a button away when you own the BreatheSmart FLEX.


The specifications behind the BreatheSmart Flex help it stand out amongst its competitors. They’re not as robust as the other purifiers that Alen offers, but versatility is the name of the game with the BreatheSmart FLEX.

Here are the specs behind the Alen BreatheSmart FLEX:

  • Able to remove 99.97 percent of particles that are greater than 0.3 microns
  • Able to circulate 53 CFM (cubic feet per minute) at the lowest speed, 135 CFM on the second speed, 147 on the third speed, and 187 CFM on turbo mode.
  • Functions at 39 dB, 42 dB, 49 dB, and 55 dB depending on the speed at which it’s set
  • Consumes 56 watts of power on the highest speed
  • Filters are expected to last between nine and 12 months
  • Weighs 15 pounds
  • 25” x 15” x 8.5” in size


While versatility and flexibility are the main reasons to purchase the BreatheSmart FLEX, many other highlights make it shine.

Here are the highlights behind the Alen BreatheSmart FLEX:

  • A filter life indicator that turns on when it’s time to replace your filter
  • A timer is included to easier control when your BreatheSmart FLEX is functioning
  • A power/sleep mode to keep your air clean even when you slumber
  • A child-safe lock
  • A handle to easily move the air purifier throughout your home

Using the Alen BreatheSmart FLEX In Your Home

The BreatheSmart FLEX is ideally used within a household. This is because of the flexibility behind the design panels and it’s a function.

You’ll be able to match the décor of any room you see fit and simply carry it around from room to room each day. It’s lightweight enough that moving it won’t be an issue and powerful enough to sweep through both small and medium-sized rooms.

This means you can place it in the living room or kitchen during the day and move it to the master bedroom while you sleep. Don’t sacrifice the quality of air throughout your household. Rather, consider using it throughout your home to get the most use out of it.

Using the Alen BreatheSmart FLEX to Combat Allergens and Dust

The BreatheSmart FLEX shines when combating allergens, dust, and other debris that are known to commonly plague households. The variety of HEPA filters not only targets odors, light chemicals, and asthma-related debris, it can also combat allergens dust extremely effectively.

This is especially useful if your day job takes you into factories, garage settings, or even the outdoors. Many households bring allergens and dust with them from wherever they go during the day and may cause issues for others within the home that have specific allergies.

Use the BreatheSmart FLEX to rid yourself of these impurities and keep everyone around you healthy and happy with the air they’re breathing.

The BreatheSmart FLEX to Fight Mold and Bacteria

Mold, bacteria, and other asthma-related debris are common issues within most households. Sometimes, they’re simply unavoidable when dealing with the trials of everyday life.

By using the BreatheSmart FLEX’s HEPA-Silver filter, you’ll be targeting all of these issues and more. It’s a great filter for an all-around problem solver.

Your health is too important to give way to this debris that can negatively affect you or others around you, purchase the BreatheSmart FLEX for a smart solution to all of these issues.

The BreatheSmart FLEX For Multi-Purpose Use

It can’t be overstated – flexibility is the name of the game when it comes to the BreatheSmart FLEX. Because of it’s simple, efficient, yet multi-purpose design, you can use this filter almost anywhere for any reason.

Do your children have issues with asthma? Run this during the evening and nighttime within their rooms to give them comfort and peace of mind throughout the night.

During the evening, consider moving it to the bathroom or kitchen to fight off smells and light chemicals that are known to be constant factors in both areas. In the morning, use it in your living room to help remove dust and other allergens that you or your pets may bring in throughout the previous day.

Buying the BreatheSmart FLEX is a smart decision. But, using it properly is even smarter. Don’t be afraid to get the most out of it and devise a rotating plan to get as much use as possible out of it. After all, clean air is never a bad thing.

Fight Smoke With the BreatheSmart FLEX

The BreatheSmart FLEX is compatible with a smoke filter as well. Whether you’re allergic to tobacco, you’re moving into a house that had a previous smoker, or if wildfires are a constant issue in your area, the BreatheSmart FLEX paired with a smoke filter is the solution to your issues.

This filter is designed to reduce and remove both the smell associated with smoke, but some of the chemicals as well. Don’t take some article on the internet’s word for it – many reviews give praise to its use with a smoke filter.

Clean air matters so much more than simply being a bonus to a household, it can affect your health as well. This makes buying the BreatheSmart FLEX a necessity if you’re having smoke-related issues within your home.

Using the BreatheSmart FLEX in Your Office

The BreatheSmart FLEX is powerful enough to cover personal offices yet portable enough to easily move throughout the building. This makes it ideal for office use as well, which is an understated use of air purifiers.

After all, why limit yourself to only having clean air while you’re at home? Having clean air while at work is imperative as well. Typically, most Americans will spend around 1/3 of their time within the office, so reducing the amount of debris in the air while working is incredibly beneficial.

It’s also great to help make an impact on first impressions. Do you have an important meeting coming up later in the day? Simply move the BreatheSmart FLEX into your meeting room and let it run for a while. This way, you can have clean, fresh-smelling air to leave a great impression with your guests or business partners.

Charles Jasper

Charles Jasper is the owner and main author of Home Climate Center. He has a degree in Engineering and 20 years experience on working on HVAC systems. He has a passion for everything related to home improvement and loves to travel. When he is not working, you might find Jasper working on projects around the house or organizing a camping trip.

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