PurAir Filter's Professional Max Filter Set and Case are ON SALE from 11/1/23 to 11/30/23!
If you purchase 3 or more sets [a set contains 5 filters, which will clean 1 fan] of the Professional Max Filter series you can get 15% off with the code BUY3 entered at check out.
If you purchase 2 or more cases [a case contains 12 sets and will clean 12 fans] of the Professional Max Filter series you can get 10% off with the code BUY2 at check out.