[COMPATIBLE MODEL] The for BS-08 hepa replacement filter perfectly compatible with PARTU purifier BS-08.[TRUE HEPA REPLACEMENT FILTER] This HEPA filter is H13 grade true HEPA filter, high effectively capture 99.97% of airborne particles, allergies, pollen and mold.[3 IN 1 FILTER] 3-in-1 True HEPA filtration system includes Pre-filter, True HEPA Filter, and Activated Carbon Filter. Pre-filter traps larger particles in the like dust, hairs, pet fur, lint, and more. Activated carbon filter effectively removes smoke, cooking smell,household odors from pets and harmful VOC's.[REGULAR REPLACEMENT]Replace every 6 months or depend on usage.size:16.3cmMaterial:plasticcolour:WhitePackage Contents:1 * HEPA filterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.