• QUALITY AIR FILTERS: 4 premium 3-in-1 HEPA Carbon filters with 4 pre filters compatible with air purifiers.
• 3 STAGES FILTRATION: HEPA filters remove up to 99.97 percent of airborne particles as small as 0.3 microns. Activated carbon eliminates smoke and other household odors from cooking, pet and chemical. Preliminary filter in fiber to capture large particles such as hair, dust and debris.
• CARBON PRE FILTER: Another layer of protection to prevent any hair, dust etc from entering the filter. It also removes any unflavorable houshold odor.
• COMPATIBLE WITH HOLMES AIR PURIFIERS: Usable with the following Holmes units: HAP242-NUC, HAPF300AH-U4R, HAPF30AT-U4R, CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422 and HAP9424. COMPATIBLE: Can be used with the following units: BAP260, BAP815, BAP825, BAP9200, BAP9700 and BAP520.
• SIZE: 1.2 x 10 x 4.6 inches. Quality meets or exceeds leading national brand's

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