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Air Purifiers Brands Based In united states
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4.06/5
Product Selection
4/5
Their range spans from the compact T500 and 35i for small spaces, up to the FLEX, 45i, and flagship 75i for medium and large rooms, with the Classic still hanging on as an older but reliable option. The lineup covers most household needs, though it’s narrower than some rivals with broader catalogs.
BreatheSmart
75i
BreatheSmart
45i
BreatheSmart
Flex
BreatheSmart
35i
Optimal Coverage
1,400 sq ft
800 sq ft
700...
Affordability
3.5/5
Alen is firmly in the premium camp. The 75i runs around $749–$799, which makes sense if you need quiet power in a large room. The 45i typically sells for $499–$549, a fair price for its balance of performance and size. The FLEX at about $349–$399 gives good bang for buck in the mid-range. But the 35i (around $379–$429) and T500 (about $229–$269) face tougher competition—other brands deliver similar or stronger...
Design & Build Quality
4.4/5
Well, to be honest, Alen’s BreatheSmart units strike a balance between sturdiness and style, thanks to their wide selection of interchangeable designer panels that let you blend the purifier into your space rather than settling for a generic black box.
The flagship 75i stands out at around 27 lbs—heavy enough to feel stable and well-built, yet not so bulky that it clogs up your floor. Smaller models like the 35i...
Energy Efficiency
4/5
The numbers on this one look good. At high speed, the 75i sips only about 45 W, and on lower speeds it can drop closer to 2 W. That’s lean energy for what it accomplishes. Plus, with ENERGY STAR certification across key models and a smart Auto Mode that ramps down when your air is clean, it’s cost-effective for continuous operation.
Slight caveat: efficiency claims assume good placement and correct...