CADR is typically measured in cubic feet per minute (CFM) and varies depending on the particles being removed from the air. The Windmill Air Purifier has a pollen CADR of 309, a smoke CADR of 260 ...

of 247 cubic feet per minute (CFM) or 420 cubic meters per hour (m³/h). The air purifier utilizes a HEPA filter to effectively remove a variety of contaminants, including dust, smoke, pollen ...