Cadr Air Purifier Ratings

So if the air purifiers draws 100 watts on the high fan speed it must have a dust cadr of at least 200.

Cadr air purifier ratings.

Clean air delivery rate cadr clean air delivery rate cadr ratings were developed by the association of home appliance manufacturers aham in the 1980s as a way for the general public to navigate the claims made by air purifiers. Air purifier cadr ratings. Aham suggested room size for this air purifier is 465 square feet where you will get 5 air changes per hour. The air purifier has a tobacco smoke cadr rating of 300 cfm.

Most air purifiers have a clean air delivery rate cadr number that helps consumers understand how effective the device is in a certain room size. Aham is an organization representing household appliance companies. It s a relatively expensive system which means its lack of air quality sensor and auto mode is disappointing but it s still a great air purifier that shouldn t be overlooked. Combined with 360 degree air intake and its powerful motor the blueair blue pure 211 is an air purifier that performs brilliantly and has the cadr ratings to back it up.

To achieve the energy star designation the air purifier must have a dust cadr rating that is at least 2 times the power on the highest fan speed.