BestAir CB-series replacement media filter for 5-inch whole-house air cleaner cabinets. Electrostatically charged deep-pleat media reaches MERV 13 while the large media area keeps airflow resistance low and carries the filter up to 12 months between changes.

• MERV 13 filtration rating
• Nominal size: 20" x 25" x 5"
• Traps up to 99% of particles from 0.3 to 10 microns
• Captures pollen, ragweed, dust mite debris, pet dander, dust and lint
• Also captures mold spores, smoke, bacteria and particles that carry viruses
• Electrostatically charged pleated media
• Specialized pleated filtration media
• 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.