The size of the room best suited for the air purifier based on Consumer Reports Testing: L - Large Room (350-650 sq/ft), M ... About Overall score for the Alen Breathsmart is mainly how well ...

As for products, Consumer Reports tested the Dyson Big+Quiet BP03, an air purifier designed for medium-sized rooms (defined as those between 150 and 350 square ... brands is Alen, an Austin ...

We've tested and reviewed products since 1936. Read CR's review of the Alen BreatheSmart FLEX 4 + White air purifier to find out if it's worth it.

Left to right: Air purifiers from Alen, Blueair, and Coway ... Purifiers for rooms larger than 350 square feet are much better at removing smoke. Most of CR’s recommended air purifiers fall ...