Nispira HEPA Replacement Filter Set Odor Grabber for Holmes AER1 Air Purifier HAPF30AT HAP242-NUC. Item Package Quantity:4 HEPA 4 Pre Filters It helps to extend life

It helps to extend life of HEPA filter

Flat dimensions: 13 in x 12

HEPA filters included

Once connected

Its slow brewing process emphasizes aroma development and flavor clarity

Nispira HEPA Replacement Filter Set Odor Grabber for Holmes AER1 Air Purifier HAPF30AT HAP242-NUC. Item Package Quantity:4 HEPA 4 Pre Filters It helps to extend lifeQUALITY AIR FILTERS: Set of 3 in 1 HEPA Carbon filters with 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