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| SKU | nfw1440 |
| GTIN | 00893127001520 |
| Brand | Alen |
| Model Name | BF35 |
| Model Number | BF35 |
| Filter Type | HEPA |
| Filter Class | HEPA |
| Particle Retention Size | 0.1 micron |
| Coverage Area | 1100 sq. ft. |
| Purification Cycle | Every 30 minutes |
| Item Weight | 0.45 kg (1 lb) |
| Item Dimensions | 38.1 cm (L) x 43.18 cm (H) x 8.382 cm (W) |
| Package Quantity | 1 Filter |
| Color | HEPA-Pure |
| Material | HEPA Filter Media |
| Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners |
This item:
Alen BreatheSmart Classic Replacement HEPA Filter | Captures 99.99% of Particles Down to 0.1 Micron
15,071
This item
Alen BreatheSmart Classic Replacement HEPA Filter | Captures 99.99% of Particles Down to 0.1 Micron
15,071
Total price:
31,621
You save 10,979 (26%) Extra3 items selected
3 items
31,621You save 10,979 (26%) Extra
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Breathe Cleaner Air, Live Healthier
The Alen BreatheSmart Classic HEPA filter replacement is specifically designed for your Alen BreatheSmart Classic air purifier. When inserted, this filter effectively cleans 1,100 sq. ft. of air every 30 minutes, making it a powerful solution for improving indoor air quality. It is particularly beneficial for allergy sufferers, featuring a medical-grade H13 True HEPA layer that captures 99.99% of airborne particles larger than 0.1 micron, including dust, pollen, and harmful fine pollutants. This high-quality filter is manufactured to be long-lasting, providing up to 12 months of pure air production for your home, apartment, or office space.
This filter is engineered to capture dust and pollen particles that can be an unwanted nuisance for people with asthma and other medical issues related to air quality. The True HEPA layer works diligently to scrub the air, providing a cleaner environment. Reviewers note its effectiveness, with one stating it 'immediately responds to changes in the air,' indicating efficient particle capture and air purification.
For Indian customers, this genuine Alen filter offers superior air purification compared to many local alternatives. Ensure your Alen air purifier operates at peak performance by replacing your filter as recommended. All customs duties and GST are included in the listed price, and delivery is via ExpressBox tracked service, arriving within 12-14 days.
Superior Air Purity for Indian Homes
This genuine Alen HEPA filter offers medical-grade H13 True HEPA filtration, capturing 99.99% of particles down to 0.1 microns. Unlike many local alternatives that may offer lower-grade filtration or less effective particle capture, this filter is designed for maximum allergen and pollutant removal. It ensures your indoor air is significantly cleaner, providing relief for allergy and asthma sufferers. The filter is built for longevity, offering up to 12 months of pure air production, a testament to its quality and performance.
Who It's For vs. Who Should Skip
This filter is ideal for individuals with allergies, asthma, or sensitivities to airborne particles like dust, pollen, pet dander, and VOCs, especially those using the Alen BreatheSmart Classic air purifier. It's perfect for ensuring cleaner air in large rooms up to 1,100 sq. ft. Skip this filter if you own an Alen air purifier model other than the BreatheSmart Classic (e.g., the 35i model), as it will not be compatible. Always verify your air purifier model before purchasing.
Typical situations where Alen BreatheSmart Classic Replacement HEPA Filter | Captures 99.99% of Particles Down to 0.1 Micron helps — illustrative scenarios, not customer reviews.
Living in a city like Delhi with high air pollution and seasonal allergies.
This Alen HEPA filter captures 99.99% of airborne particles down to 0.1 microns, including dust, pollen, and pollutants. It helps create a healthier indoor environment, providing relief from allergy symptoms and reducing exposure to smog.
Having pets at home and needing to manage dander and odors effectively.
The True HEPA H13 filter is designed to capture fine particles like pet dander and also works to scrub the air of odors. This ensures a fresher, cleaner living space, even with pets present.
| Compatibility | Alen BreatheSmart Classic Air Purifier ONLY (NOT for 35i model) |
| Recommended Replacement | Up to 12 months of use |
| Cost per use | 12 months of use: ₹1,256 per month |
| Shelf life after opening | 12 months (category default) |
| Contraindications | Not compatible with Alen 35i or other air purifier models. |
| Allergens / Common Irritants | None listed |
| Feature | Alen BreatheSmart Classic | Others |
|---|---|---|
| Filtration Standard | Medical-grade H13 True HEPA captures 99.99% of particles > 0.1 micron | Varies by brand; many local filters use lower-grade HEPA or non-HEPA standards, capturing fewer particles. |
| Particle Capture Size | 0.1 micron | Typically 0.3 microns or larger for standard HEPA; some may not specify. |
| Targeted Pollutants | Dust, pollen, pet dander, VOCs, odors, fine pollutants | Primarily dust and pollen; less effective against VOCs and fine particles. |
| Lifespan | Up to 12 months | Typically 6-12 months, depending on air quality and usage. |
| Cost per month | 12 months of use: ₹1,256 per month | Varies widely; local filters can range from ₹1,500 - ₹4,000+ per filter depending on brand and type. |
About Alen
Alen is dedicated to improving lives through expertly crafted air purifying solutions, transforming indoor environments with advanced technology.
Compliance & Legal
No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.
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| Attributes | Current |  |  |  |  |  |  |
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price |
8,319 11,880 |
8,231 11,035 |
5,597 7,667 |
9,538 12,540 |
6,868 7,956 |
1,382 1,541 |
| Rating | 4.88(8) | 4.80(560) | 4.80(3,414) | 4.70(4,515) | 4.80(6,252) | 4.60(6,326) | 4.60(2,630) |
| Brand Name | Alen | Levoit | Levoit | Levoit | Levoit | Colorfullife | Frost King |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
