Should you shell out for an air purifier if you have COPD? Learn how portable air purifiers can help ease COPD symptoms and ward off heart disease.
→ Tested with Coway Airmega 150, 160, AP-1512HH, AP-1512HHS, 400, 400S 5The coverage area of the air purifier is based on an area where the air cleaner can make two air changes per hour (ACPH). An air change per hour translates to how many times an air purifier can clean ...