BLUEAIR Genuine Pre-Filter Blue Pure 411i Max and 411a Max Air Purifiers, Washable Fabric, Limestone Beige

PuroAir 240 Replacement Filter - Genuine Puro Air 240 Filter Replacement - Official PuroAir Air Purifier HEPA Filter with CarbonTech Filters 99.9% of Pollen, Dust, Pet Dander, Smoke, Odors (2PK)

PuroAir 400 Replacement Filter - Genuine Puro Air 400 Filter Replacement - Official PuroAir Air Purifier HEPA Filter with CarbonTech Filters 99.9% of Pollen, Dust, Pet Dander, Smoke, Odors (2PK)

PuroAir 240 Replacement Filter - Genuine Puro Air 240 Filter Replacement - Official PuroAir Air Purifier HEPA Filter with CarbonTech Filters 99.9% of Pollen, Dust, Pet Dander, Smoke, Odors

BLUEAIR Genuine Blue Pure 511 Replacement Filter for 511 Pure Air Purifiers - AHAM Certified, HEPASilent Dual Filtration, Removes 99.97% of Particles & Odors, Genuine Carbon Filter, 511 Pure Genuine Filter