How do I extend the warranty for my Blueair air purifier?
Joining the Blueair Filter Club extends your warranty for as long as you're a member¹.Join Filter Club
You can also extend your warranty for up to 5-years by registering your unit.
¹The Blue by Blueair family of air purifiers (Blue Pure 411, 211, 211+, 121) are eligible for a maximum of up to two years extended warranty coverage. See the Limited Warranty for product specific warranty information.