Nispira True HEPA Filter for Air400 Bissell Air Purifier 2521 Item Package Quantity:1 Do not use with saltwater

Do not use with saltwater sources or softened water

Compared to part AP450F

UV440CCOFS

Suggested to replace every 12 months for optimal performance

Activated carbon layer designed to help reduce common household odors

Nispira True HEPA Filter for Air400 Bissell Air Purifier 2521 Item Package Quantity:1 Do not use with saltwaterNispira True HEPA filter with preliminary filter compatible with Air Purifier Air400 Preliminary Filter to trap hair and pet dander High quality HEPA filter capture 99. 97% of airborne particles down to 0. 3 microns. Suggest replacing the filter every 6 months the most to optimize the performance 100% customer satisfaction guaranteed. Quality meets or exceeds the leading brand Disclaimer: Any brands, and trademarks or images featured or referred to