COMPATIBILITY: Ture HEPA Filter Replacement Compatible with for fillo Halo allo purifier.3-STAGE FILTRATION: Pre-Filter and Premium True HEPA Filter removes 9997% of airborne particles down to 03 Micrometre in size. Activated carbon filter efficiently removes household odors from pets, cooking, smoking, and VOCs.EASY TO INSTALL: The Filter Replacement is easy to be replaced and disposed of without any required. Ture HEPA Filter Replacement Replace every 3-6 months depending on the usage and environment.REPLACEMENT: Simply remove the older and dirty Filter and replace re-secure the cover, in just 1 minute.color:As shownMaterial:plasticsize:165 x 10cmPackage Contents:2 x filter elementsOnly the above package content, other products are not included.Note: Light 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.