There has been a lot of emphases all over the world on the effect of air contaminants on human health. A lot of experts have been able to show beyond doubt that the air in the house has a reasonable amount of contamination harmful to healthy living. The air in the house is often times filled with materials that are introduced into the house from outside. These types of materials include pet dander, dust, pollen and Volatile Organic compounds (VOCs).

When these materials are breathed into the respiratory system, they cause irritation and can lead to allergies or respiratory conditions. Considering the fact that we spend a huge amount of our time at home, there is a need for a solution to help clean the air. This machine should be able to continuously clean the air in the room and leave you breathing fresh air.

An air purifier is a device designed to clean the air in the home or in a particular room. These machines clean the air by controlling the airflow in the room and trapping the airborne particles with filters. Some other purifiers make use of other technology to clean the air. Regardless of the type of technology employed by the different air purifiers in the world, the Alen BreatheSmart Flex Air Purifier stands out. It is a very effective air purifier which has proven useful for different users.

This machine is a very good choice for apartments, nurseries, and other spaces in the home. The machine is perfect for large-sized rooms and covers as large as 700 sq. ft. The Alen BreatheSmart Flex Air Purifier makes use of a pure filter which is designed to remove airborne contaminants and dust. The air purifier is a very good combination of style and versatility. It offers a very attractive air purifier that can clean quite effectively.

BreatheSmart Flex Air Purifier has a BreatheSmart Flex feature which is designed to deal with the contaminants in the home while maintaining the aesthetic feature of the purifier. Another impressive feature of the purifier is WhisperMax Technology which reduces noise by releasing only a comforting pink noise frequency. The air purifier is also available in different colors which are designed to meet with personal needs. To complement its aesthetic feature, the air purifier is also lightweight and easy to move around. It has a built-in handle for easy movement around the house.

The Alen BreatheSmart Flex Air Purifier differs from other air purifiers in the market because it has four unique filter choices to suit different types of users. These HEPA filter choices include HEPA Pure, HEPA Silver, HEPA Fresh, and HEPA Odocell.

  • HEPA Pure: Dust, Pollen, and Allergens. This filter choice is suitable for people who suffer from problems with dust and dust mites, pollen and pet dander. When you select this filter choice, you are choosing to get more layers of HEPA filtration to prevent the escape of particles. If you suffer from cases of allergies triggered by pollen, pet dander, and dust, the HEPA filter is the best choice for you. This filter covers the basics and is known to be the Base filter layer and is a part of most filter choices. The HEPA filter will trap irritants that can lead to allergies.
  • HEPA Silver: Musky Mold, Bacteria, and Light Odors. This second filter choice is suitable for users who are highly sensitive to mold, bacteria and light odors. This is a well-rounded filter which has as much as 4 layers of protection that can help to deal with different types of irritants. The first layer of this filter choice is a pre-filter designed to trap very large particles in the air before the air passes through. The next layer is the silver filter designed to trap bacteria and mold spores. The third layer is the HEPA filter which is designed to filter dust, dust mites, dirt pollen, and other airborne pollutants. The last layer is referred to as the Carbon Layer for absorbing odors.
  • HEPA Fresh: Smoke and Chemical Fumes. This filter choice can be used by people who are sensitive to Volatile Organic Compounds (VOCs) and other odors. This filter choice will deal with smell and smoke in the air. It utilizes three layers to absorb odors in the air. These layers include:-  Pre-filter, HEPA filter, Activated Carbon filer. This filter choice is the solution to rooms filled with heavy smells.
  • HEPA Odocell: Pet Odors and Nursery Odors. This last filter choice is for people who suffer from situations such as pet odors, smelly diaper bins, and smelly rooms. This filter choice was designed with the use of a unique Molecular Conversion Powder. The filter choice also has three layers for odor absorption. These layers are:- pre-filter, HEPA filter, and a layer of Molecular Conversion Powder.


The Alen BreatheSmart Flex Air Purifier is a quite impressive machine with some state-of-the- features. These features include:

  • Wide Coverage. This air purifier is powerful enough to clean 70 sq. ft in 30 minutes. The use of WhisperMax Technology also makes the purifier clean the room quietly.
  • Wide range of colors. The air purifier has been made available in different colors.
  • 4 fan speed options. CFM (airflow in Cubic Feet per Minute) Speed 1: 53 CFM; Speed 2: 135 CFM; Speed 3: 147 CFM; Turbo: 187 CFM
  • WhipserMax Technology can be used to clean the room quietly.
  • True HEPA filter capable of trapping 99.97% of airborne particles.
  • 4 unique filter choices.
  • 36 Watts on Turbo Speed
  • Filter Life (Running 24/7): 6-9 Months

Places It Can Be Used

  • Bathrooms
  • Bedrooms
  • Dens
  • Family Rooms
  • Kitchens
  • Dining Rooms
  • Nursery Rooms
  • Offices
  • Small Basements

Ideal Usage

  • Relieving seasonal allergies.
  • People sensitive to air quality.
  • Eliminate smoke, dust, and odor.

Ideal Users

  • Office workers
  • Families
  • Pet owners
  • Smokers


  • Perfect for allergy control
  • Aesthetic appearance
  • Effective cleaning mechanism
  • Suitable for large sized rooms
  • Relatively quiet machine
  • Cleans up to 700 Square Feet 2 times per hour
  • Light Weight and portable
  • 115V Power Supply
  • Filters Particles Greater than .3 Microns


  • Not suitable for small rooms


  • The back cover of the machine must be placed on the unit in order to power on the device.
  • Changing the filter after 6 months is very necessary.
  • Remove the plastic bag of the filter before running the air purifier.

Check Alen Breathe Smart Flex Air Purifier latest prices and reviews on Amazon

On a final note, the Alen BreatheSmart Flex Air Purifier is a very good air purifier that can provide impressive results for users. Its features will all combine to satisfy your demands.