• Premium 3-in-1 True HEPA with activated carbon filter compatible with Compact Air Purifier.
• Preliminary Filter traps visible debris such as hair and dust.
• High quality HEPA filter capture 99.97% of airborne particles down to 0.3 microns.
• Pre-filter and carbon filter remove any unfavorable household odor and trap the dust.
• Dimension 7.5 x 2.4 x 7.5 inches. Suggest replacing the filter every month the most to maximize the performance.

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