The new BlueAir 450E in-room air purifier is the only air purifier with its room capacity that uses HEPASilent™ technology. HEPASilent™ technology is a combination of electrostatic and mechanical filter technology that delivers more clean air at a faster rate, with less noise

The 450E is great if you suffer from allergies or asthma thanks to its patented HEPASilent technology.  This unit combines mechanical and electrostatic filtration for effective air purification.  The filter itself is easy to replace and requires no tools to do so.

10 Year Warranty:  this air purifier is guaranteed to be free from defects in material or workmanship for a period of ten (10) years from the date of purchase provided that you have completed and returned your warranty registration to Blueair, and that the filters are replaced with original Blueair replacement filters at least once every six (6) months (the Limited Warranty). Within the first 30 days of purchase Blueair will replace the defective unit at no charge to you and reimburse any shipping charges.

Your Limited Warranty remains in effect only if your Air Purifier:

1. Is operated in accordance with the instructions provided.
2. Has had its filter changed with original Blueair replacement filters at least once every six (6) months.
3. Is connected to a proper power supply (see voltage label on machine).
4. There is no evidence of tampering, mishandling, neglect, accidental damage, modification, and/or repair done to the Blueair Air Purifier by anyone other than authorized Blueair service personnel.
5. Your warranty registration has been completed and returned to Blueair.