Air Purifier Filter for BlueAir 203, 215B, 200PF | eBay
Blueair 203, 270E Replacement Particle Air Filter - AQUAFRESH
Air Purifier Filter Replacement Fine Air Cleaner Filter High Efficiency Activated Carbon Filter Set Replacement for Blueair 203 270E 303 : Amazon.co.uk: Home & Kitchen
Genuine Blueair 200 Series SmokeStop Filter | Allergy Cosmos
Classic 200/300 Series Replacement Filter Compatible with Blueair 200/300 Series Models 201, 203, 205, 215B, 250E, 270E, 303 Air Cleaner Purifiers, H13 True HEPA Filter, 2 Pack : Amazon.co.uk: Home & Kitchen