Air purifiers are big business ... Consumer Reports isn't as confident about their long-term use. The Alen BreatheSmart 45i Pure, for medium-sized rooms, received a solid 70 points from Consumer ...

Alen Breathesmart 45i: This Alen air purifier relies on a medical-grade H13 true HEPA filter, which did an outstanding job of removing particulate matter from our test room. This model is also ...

Dust, pollen, smoke removal is how well a model cleared air ... the Alen Breathsmart is mainly how well the model removed dust and smoke from a test chamber, plus quietness for room purifiers.

Adding one of the best air purifiers to your home is a great ... which is an all-round better performer. The Alen BreatheSmart 45i is a great all-rounder, as well as offering a number of ...