Smart sensors: Features smart sensors that detect PM 2.5, TVOC, eCO2, temperature and humidity levels. Users can monitor these parameters in real time and set thresholds via the Alen Air app, ...

True HEPA filters last 3-5 months longer than standard ... PERFECT GIFT WITH A RANGE OF APPLICATIONS: Alen air purifiers aim to maintain our community’s health and wellness with cleaner pure ...

The HEPA filter should be replaced every 12 months. While all of the filters for the Alen BreatheSmart 45i Air Purifier are medical-grade H13 HEPA air filters that capture 99.9% of harmful ...

(Jeff Allen/) Accessing and changing the air filter is quick, easy, and doesn’t require tools. A Twin Air air filter comes ...

Discover the most effective method for cleaning your range hood filters and keeping your kitchen ventilation system running ...

We found it did a good job of filtering the air while using minimal electricity, but it was loud, and filters are expensive and only available on the Blueair website. Alen Breathesmart 45i ...

(Jeff Allen/) Behind the Twin Air air filter is an airboot with a reed valve system that decreases engine noise. (Jeff Allen/ ...

CR reviews the Dyson OnTrac headphones, finding they are top-performing noise-canceling headphones from a company known for ...

William Allen is a design manager at the Barbican, where he works as part of a small, in-house team designing all aspects of the Barbican’s visual communication – from exhibition posters to ...

About Alen Alen is an Austin-based innovator of top-rated True HEPA air purifiers and filters with over 20,000 five-star reviews by customers. Driven by the belief that wellness begins with pure ...