Blue Pure 311i Max HEPASilent Smart Air Purifier for Medium Rooms, 1,858 sqft Coverage
Ever walked into a room and thought, 'Wow, the air here feels... heavy?' Say hello to the Blue Pure 311i Max from Blueair's Pure Max series. It's like giving your lungs a vacation, thanks to its HEPASilent dual filtration technology. And yeah, it works faster and quieter than those old-school HEPA filters—because who has time to wait around for clean air? 🚀
Here's the scoop on what makes this gadget a game-changer:
- It's speedy. We're talking covering 929sqft in just 30 minutes (or 387sqft in 12.5 if you're in a hurry). Imagine what you could do with all that extra time—maybe finally learn how to knit?
- Smart as a whip. Control it with an app, let it monitor your air quality, or just yell at Alexa to do it for you. Laziness, meet innovation.
- It's kind to your wallet and the planet. Energy Star Most Efficient 2023? Check. Uses less juice than a lightbulb? Double check.
- Safe, certified, and basically a boy scout. Zero ozone, Quiet Mark certified, and AHAM verified. It's like the air purifier version of a superhero.
Perfect for kicking viruses, smoke, pet dander, and pollen to the curb. Comes with a preinstalled filter and a pre-filter because we know you've got better things to do than wrestle with setup instructions. 🌿
General specs
- Brand: BLUEAIR
- Model: 311i Max
- Seller: Amazon
- ID: B0BN2LZ9JH
- Coverage Area: 1,858 sqft in one hour
- Noise Level: 23-50dB
- Filtration Technology: HEPASilent dual filtration
- Particle Removal: 99.97% of particles down to 0.1 microns
- Energy Efficiency: Energy Star Most Efficient 2023
- First listed by seller: 3/30/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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$229.00
Last price update: 12/6/25
Available to order
Price History for seller Amazon
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Delivery to 
United States
United States
Available
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
BLUEAIR 311i Max
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BLUEAIR 3232111100 HEPASilent dual filtration technology
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IQAir 121.AA.11.02
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| Brand | BLUEAIR | BLUEAIR | BLUEAIR | BLUEAIR | BLUEAIR | IQAir |
| Model | 311i Max | 3232111100 | 3132111100 | 3131000000 | 3613111100 | 121.AA.11.02 |
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| Price | $229.00 | $173.52 | $119.99 | $99.99 | $279.99 | $1,099.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | December 6, 2025 | December 6, 2025 | December 9, 2025 | December 6, 2025 | December 9, 2025 | December 6, 2025 |
| product_dimensions | 10.6"D x 10.6"W x 18.9"H | 10.6"D x 10.6"W x 18.9"H | 7.9"D x 7.9"W x 13.9"H | 16"D x 15"W x 24"H | ||
| floor_area | 1052 Square Feet | 526 Square Feet | 432 Square Feet | 1240 Square Feet | ||
| specification_met | Energy Star Certified | HEPA Certified | Energy Star Certified | CARB Certified | ||
| noise_level | 18 dB | 48 dB | 24 dB | |||
| controller_type | Amazon Alexa, Button Control, iOS, Android | Button Control | Button Control | Remote Control | ||
| item_weight | 7.5 pounds | 2.84 pounds | 5.24 pounds | 26 pounds | ||
| country_of_origin | China | China | China | Switzerland | ||
| assembly_required | No | No | No | |||
| included_components | Air purifier, pre-installed replacement filter, washable fabric pre-filter | Air Purifier, pre installed filter, and pre installed fabric pre filter | Air Purifier, installed filter, fabric pre-filter | user manual, power cord, filters, air purifier | ||
HEPASilent Smart Air Purifier for Medium Rooms - Blue Pure 311i Max
$229.00
