Top Pick
Top 5 Best Sellers
No |
Preview |
Product |
Rating |
Reviews |
Link |
|---|---|---|---|---|---|
1 |
1,277 |
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2 |
3,148 |
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3 |
2,242 |
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4 |
2,054 |
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5 |
1,864 |
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6 |
310 |
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7 |
2,950 |
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8 |
791 |
||||
9 |
207 |
||||
10 |
1,808 |
Top 5 Reviews
Bestseller No 1.
Flintar True HEPA Replacement Filter, Compatible with Alen BreatheSmart Flex and 45i Air Purifier Only, H13 Grade True HEPA, Plus 3 Pre-Filter Replacements, Part # B4-Fresh, 1-Pack
- Compatible with Alen BreatheSmart Flex and 45i Air Purifier Only, DO NOT fit any other models. Part # B4-Fresh (Old Part # FL40-Silver-Carbon)
- Contains One (1) 3-Stage H13 True HEPA filtration system including Pre-Filter, H13 Grade True HEPA Filter, and Activated Carbon Filter. PLUS (3) Extra Replaceable Pre-Filters for added value
- Pre-filter removes larger particles in the air like dust, hairs, pet fur, lint and prolong the life of True HEPA Filter; Premium H13 Grade True HEPA Filter captures 99.97% of airborne particles down to 0.1 microns in size, creating fresh and purified air for you and your family
- Activated Carbon Filter removes heavy odors from pets, cooking, smoke, wildfire, and VOC’s with the power of more than 0.80 lbs of high-efficiency activated carbon pellets
- Easy to replace and disposable, no tools required. Replace True HEPA Filter Set every 9-12 months and Pre-filter every 3 months for optimal performance. 100% Satisfaction Guarantee
Bestseller No 2.
Alen Replacement Air Filter for BreatheSmart 45i or Flex & Replacement Air Filter for BreatheSmart Classic, True HEPA Basic Filter for Allergies, Pollen, Dust, Dander and Fur
- Product 1: REPLACEMENT AIR FILTER – For BreatheSmart Flex & 45i Air Purifiers ONLY. Find your model number on the top panel below the power button.
- Product 1: B4-PURE FILTER: Recommended for Allergens and Asthma Triggers (dust, dander, pollen, & mold) Pollution, Aerosolized Viruses, and Bacteria.
- Product 1: H13 TRUE HEPA: 3-Stage H13 True HEPA filtration captures 99.99% of particles as small as 0.1 microns. PLUS antimicrobial protection by eliminating 99.9% of mold & bacteria (E. Coli, Staph, black mold).
- Product 1: PART NUMBER: B4-Pure (Old Part Number FL40-Pure)
- Product 2: REPLACEMENT AIR FILTER – for BreatheSmart Classic Air Purifiers ONLY. If you own any other BreatheSmart air purifier, find your model below to order the correct air filter.
- Product 2: WHAT IT CAPTURES – Seasonal Allergies, Pollen, Dust, Dander & Pet Fur.
- Product 2: TRUE HEPA FILTER – Basic air filter offers a Medical Grade H13 True HEPA layer that removes 99.99% bacteria, aerosolized viruses, and airborne particles larger than 0.1 micron.
- Product 2: LONG FILTER LIFE – Recommended to change filter once every 10-12 months, or dependent on usage.
Bestseller No 3.
Vegebe True HEPA Filter Replacement BF35 Compatible with Alen BreatheSmart Classic Large Room Air Purifier, Basic Filter for Allergies, Pollen, Dust, Dander and Fur – 1 Pack
- Compatible with Alen BreatheSmart Classic Only: Our BF35 replacement air filter for BreatheSmart Classic air purifiers only. It does not fit other models. Please identify your air purifier model before ordering.
- 2-in-1 TRUE HEPA Filter: Premium TRUE HEPA filter captures 99.97% of airborne particles larger than 0.3 micron, such as seasonal allergies, smoke, dust, pollen, dander & pet fur. The Activated Carbon Pre-filter reduces unwanted odors from pets, smoke, cooking fumes, and traps large dust particles, helping to extend the life of HEPA filter.
- Breath Fresh Air: Greatly improve air quality with high-efficiency HEPA technology that absorbs everyday pollutants that affect air purity. Its an ideal product for a healthier, happier life.
- Easy Installation: No tools required, easily adapt to the original. For best performance, the single combination filter needs to be replaced every 10-12 months depending on the usage of the product.
- Reliable: Our responsive customer service team is fully committed to ensuring you have the best experience possible! If you have any questions or concerns, please contact us and we will answer ASAP!
Bestseller No 4.
Alen BF35-Silver Carbon Replacement Air Filter for BreatheSmart Classic — True HEPA Filter to Remove Mold, Dust, Pollen and Light Odor — Air Cleaner for Pet Odor, Fur and Dander — 1 Filter
- REPLACEMENT AIR FILTER: Our HEPA air filter replacement is specifically designed for the Alen BreatheSmart classic air purifier. When inserted into the BreatheSmart, this filter can clean 1,100 SqFt. of air two times an hour.
- WHAT IT CAPTURES: This Alen purifier filter is fantastic for creating better air in your home. The filters medical-grade H13 True HEPA layer removes 99.99% of airborne particles larger than 0.1 microns. Its great for removing volatile organic compounds (VOCs), mold, dust and pollen.
- ACTIVATED CARBON HEPA FILTER: Our high-quality HEPA filter is made with activated carbon, which effectively scrubs the air of various indoor and outdoor pollutants. It is the perfect filter for removing smoke and lighter odors from the air.
- LONG FILTER LIFE: Our Breathesmart replacement cartridge is manufactured to be long lasting. Using our filter, youll get up to 12 months of pure air production in your home, apartment or office space.
- FIND YOUR MODEL: Alen air purifiers for home make it easy to purchase replacement air filters. Simply look on the top panel of the unit to find out which type of air filter youll need to order. For this filter, the writing on the purifier should read BreatheSmart.
Bestseller No 5.
Alen Replacement Air Filter for BreatheSmart 45i or Flex, True HEPA Basic Filter for Allergies, Pollen, Dust, Dander and Fur
- REPLACEMENT AIR FILTER: For BreatheSmart Flex & 45i Air Purifiers ONLY. Find your model number on the top panel below the power button.
- B4-PURE FILTER: Recommended for Allergens and Asthma Triggers (dust, dander, pollen, & mold) Pollution, Aerosolized Viruses, and Bacteria.
- TRUE HEPA: 3-Stage H13 True HEPA filtration captures 99.99% of particles as small as 0.1 microns.
- EXTRA LONG FILTER LIFE: Change Once Every 9-12 Months.
- PART NUMBER: B4-Pure (Old Part Number FL40-Pure)
Bestseller No 6.
Filter-Monster True HEPA Replacement Compatible with Alen FF50 Air Filter for Allergies and Dust
- Compatible with Alen FF50 for Alen BreatheSmart FIT50 Air Purifier
- Carbon pre-filter acts as first layer of filtration to capture larger particles before reaching HEPA filter, extending life of HEPA filter
- True HEPA filtration removes up to 99.97% of airborne particles as small as 0.3 microns in size including smoke, dust, pollen, pet dander, mold spores and dust mites
- Recommended to replace every 10-12 months for maximum efficiency, or more often depending on air quality and environmental factors
- Approximate Dimensions: 15-1/4 x 13-1/2 x 2-9/10 inches
- Package includes one (1) filter
Bestseller No 7.
Alen 75i Air Purifier, Quiet Air Flow for Extra-Large Rooms, 1300 SqFt, Air Cleaner for Allergens, Dust, Mold with Long Filter Life
- RECOMMENDED FOR: Dust, dander, allergens, pet fur, and odors. Perfect for large rooms, offices, schools and open spaces
- B7-PURE FILTER: Standard filter that helps eliminate asthma and allergy triggers
- TRUE HEPA: Includes a Medical Grade H13 True HEPA layer that captures 99.99% bacteria, aerosolized viruses, and airborne particles larger than 0.1 micron. True HEPA filters last 3-5 months longer than standard filters.
- 5 AIR QUALITY COLORS: A Laser Smart Sensor detects airborne particles and auto-adjusts with air quality changes. Blue = Excellent, Green = Good, Orange = Fair, Red = Poor, Purple = Bad air quality (high levels of particles)
- QUIETLY POWERFUL: Cleans 1300 SqFt every 30 minutes and eliminates airborne pollutants fast. Perfectly tuned to generate soothing pink noise – a frequency to help you sleep up to better
Bestseller No 8.
Alen FF50-Silver-Carbon Replacement Air Filter, Light Smoke, Allergies, Dust + Mold, Bacteria
- REPLACEMENT FILTER: For BreatheSmart FIT50 Air Purifiers ONLY.
- WHAT IT CAPTURES: Mold, bacteria, light smoke, cooking odors, allergens, pollen, dust, dander & pet fur.
- TRUE HEPA: Multipurpose air filter made with a compound that inhibits the growth of bacteria and mold spores. Medical Grade H13 True HEPA layer that removes 99.99% bacteria, aerosolized viruses, and airborne particles larger than 0.1 micron.
- LONG FILTER LIFE: Recommended to change filter once every 9-12 months, or dependent on usage.
- FIND YOUR MODEL: Look on the top of the panel of the unit to find the name on the Alen air purifier to insure correct fit for the air filter and model type.
Bestseller No 9.
Alen BF25A, 1 Count (Pack of 1), Fresh
- Creates an allergy and asthma friendly environment by removing dust, pet dander, mold spores and pollen from the air
- Provides pure, breathable air by capturing VOCs (Volatile Organic Compounds) from cleaning products, personal care items and other household materials
- Helps maintain a clean household by reducing dust
- Pre-Filter layer extends the life of the filter
- Eligible for Alens convenient Auto Ship Filter Plan with FREE Lifetime Shipping
Bestseller No 10.
Alen BreatheSmart Classic Large Room Air Purifier, Medical Grade Filtration H13 True HEPA for 1100 Sqft, 99.99% Airborne Particle Removal, Captures Allergens, Dust, Pet Dander, Odors in White
- RECOMMENDED FOR: Dust, dander, allergens, pet fur PLUS heavy odors from pets, litter boxes, cooking, stinky diapers, and garbage. Perfect for large rooms, offices, schools, and open spaces.
- ODORCELL FILTER: Helps relieve allergy and asthma symptoms PLUS includes a patented molecular conversion powder to eliminate strong household odors.
- TRUE HEPA: Includes a Medical Grade H13 True HEPA layer that captures 99.99% bacteria, aerosolized viruses, and airborne particles larger than 0.1 micron. True HEPA filters last 3-5 months longer than standard filters.
- AIR QUALITY SENSOR LIGHT: Blue = Excellent, Orange = Fair, Red = Bad air quality (high levels of particles). On auto mode the sensor will adjust the speed of the fan to clean the air more efficiently.
- ULTRA QUIET: Cleans 1100 SqFt every 30 minutes and eliminates airborne pollutants fast. Perfectly tuned to generate soothing pink noise – a frequency to help you sleep up to better.
- QUALITY ASSURANCE: Designed by NASA airflow engineers and built with high precision. The BreatheSmart Classic has a long service life with a lifetime warranty. CARB Certified. Includes one BF35-MP True HEPA filter









