Refurbished air purifiers

Refurbished Classic 505



Add to cart options

Subscription for Classic 500/600 Series Particle Filter

In stock


Special Offer
, FREE ZON Purifier (with purchase of $199.99 or more) Details
Free ZON with purchase greater than $199.99
This Subscription already exists in the cart
Why subscribe?

Subscribe today and enjoy a 5% discount on all future filter orders, always free shipping, and other special offers. Simplify filter replacement and enjoy always clean air with four filter delivery options to fit your air purifier use. We recommend replacing your Blueair filter every 6 months for optimal performance.

Blueair quality guaranteed. Each Refurbished Classic 505 Wi-Fi air purifier undergoes a rigorous reconditioning process to ensure it meets our high-quality standards and is backed by the same 1-year limited warranty as new Blueair units.
Room Size
698 ft2
35 lbs
Air Changes
5 per hour
Yes (via Blueair Friend App)
Sound Level
32 - 60 dB(A)
Fan Speed
1 - 2 - 3
Area & Effect
Room size
698 ft2 (65 m2)
CADR (Smoke)
450 cfm (765 m³/h)
CADR (Dust)
400 cfm (680 m³/h)
CADR (Pollen)
450 cfm (765 m³/h)
Air changes per hour
Refurbished Classic 505
Dimensions (H x W x D)
26 x 20 x 13 in (660 x 500 x 340 mm)
Product weight
35 lbs (16 kg)
Energy consumption
15 - 100 W
Sound level
32 - 60 dB(A)
Integrated air sensors
Air outlet
Top & sides
Air inlet
Bottom & sides
Remote control
Yes (via Blueair Friend App)
On/off timer
Yes (via Blueair Friend App)
Filter replacement indicator
Speed control options
1 - 2 - 3
Wi-Fi connectivity
Compatible with 802.11 b/g/n router on 2.4GHz Wi-Fi Network band. Network security; open, WEP, WPA, & WPA2

A Few Recommendations