Nispira 2-set 182550 Filter Replacement Compatible with Bionaire BAP536UV-U Holmes HAP537UV / 2141139 Air Purifier, 2 HEPA 8 Pre Filters

Premium HEPA air replacement filter compatible with Bionaire BAP536UV-U and Holmes HAP537UV/2141139 Air Purifier. | It replaces original Bionaire Part 182550. | Preliminary filter helps extend HEPA filter life span by preventing hair, dust and debris from entering the machine. Activated Carbon inside captures household unfavorable Odors & harmful VOCs. | 2 Sets Filter included (1 Set has one HEPA and four pre filter). Dimension: 20.5''x 1.25''x 4.75''. | 100% customer satisfaction guaranteed. Quality meets or exceeds leading national brand.