Practical Pleated Air Filter (2-Pack) - 20" x 20" x 5" custom-size This system offers an economical

This system offers an economical and environmentally conscious filtration option since the frame is reused and only the pads require replacement

Premium MERV 11 filter custom-made to fit your exact size (20

**MERV 8 Air Filter – 16

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Choose 6-Pack (default) or 12-Pack for best value

Practical Pleated Air Filter (2-Pack) - 20" x 20" x 5" custom-size This system offers an economicalYes, we even have the odd sizes! The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters. In general, the more efficient a filter is at removing particles, the greater it's resistance to airflow, and the greater the pressure drop it creates. One way to overcome this problem is to increase the surface area of the filter media. The "Practical Pleat" contains over 500% greater surface