Nispira 4-Set 182550 Filter Replacement Compatible with Bionaire BAP536UV-U Holmes HAP537UV / 2141139 Air Purifier, 4 HEPA 16 Pre Filters

Premium HEPA air replacement filter compatible with Bionaire BAP536UV-U and Holmes HAP537UV/2141139 Air Purifier. | It replaces original Bionaire part Part 182550. | Preliminary filter helps extend HEPA filter life span by preventing hair, dust and debris from entering the machine. Activated Carbon inside removes household unfavorable Odors & harmful VOCs. | 4 Set (4 HEPA and 16 Carbon Pre Filters) Filters included. Dimension: 20.5''x 1.25''x 4.75''. | 100% customer satisfaction guaranteed. Quality meets or exceeds leading national brand.