2-pack of Flintar True HEPA replacement filters, designed for use PARTU AIR

2-pack of Flintar True HEPA replacement filters, designed for use with PARTU air purifier model BS-03. Key details include: Type: True HEPA filter, H13 grade. Function: 3-in-1 filter system, likely including a pre-filter, activated carbon filter, and HEPA filter. Compatibility: Specifically designed for PARTU BS-03 air purifier. Replacement: Typically, HEPA filters should be replaced every 6-12 months, but it depends on usage. Pre-filters may need cleaning more frequently. Benefits: True HEPA filters can remove 99.97% of particles as small as 0.3 microns, helping to purify the air flawless for everyday use. first-class materials and excellent craftsmanship ensure long-lasting durability.