A new high-rise building in Salt Lake City uses an air filtration system to clean air as it enters the building’s 372 residential units — and return it to the outside air cleaner than it went in.
As Nate Berg explains in Fast Company, architects HKS designed the building with a single point of entry for its air, which is then filtered and delivered to its interior spaces. “Astra Tower—now the city’s tallest building—shares air quality with residents (via in-unit monitors) and the city using exterior color-coded LEDs updated with data from the EPA and NOAA.”…