Nispira True HEPA Carbon Filter Replacement Compatible with Partu BS-03 HEPA Air Purifier nispira 63"Recommended Replacement Interval: Every 6

63"Recommended Replacement Interval: Every 6 monthsPack Options: Available in multiple pack quantities

Quality meets or exceeds the leading national brand

and other popular CPAP/BiPAP machines

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Nispira True HEPA Carbon Filter Replacement Compatible with Partu BS-03 HEPA Air Purifier nispira 63"Recommended Replacement Interval: Every 6Premium 3 in 1 air filter replacement set compatible with air purifier model BS 03 HEPA filter captures 99. 97% of air pollutants as small as 0. 3 microns. Preliminary filter captures visible dust and hair to extend the filter life. Activated carbon inside helps eliminate many common household odors and chemical smells Dimension: 5. 1 5. 1 3. 5". Suggest to replace every 6 months 100% customer satisfaction guaranteed. Quality meets or exceeds leading