BestAir AB-series replacement media filter for 5-inch whole-house air cleaner cabinets. Electrostatically charged deep-pleat media captures fine household particles while integrated gaskets seal the filter against the cabinet rails, and the large media area carries the filter up to 12 months between changes.

• MERV 11 filtration rating
• Nominal size: 20" x 25" x 5"
• Traps up to 95% of particles from 0.3 to 10 microns
• Captures dust, lint, dust mite debris and pollen
• Also captures pet dander, mold spores and bacteria
• Electrostatically charged pleated media
• Integrated gaskets seal the filter to the cabinet
• Service life up to 12 months
• Color: White

Tip: Filter sizes are nominal, not the actual panel measurement. Read the size printed on the frame of the filter you are replacing rather than measuring it, and order that size.