Practical Pleated Air Filter (2-Pack) - 20 3/4" x 20 3/4" x 5" Quantity:Default is an easy

is an easy

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and long service life which reduces HVAC equipment maintenance and energy costs

It is designed to inhibit growth of bacteria

the more efficient a filter is at removing particles

Practical Pleated Air Filter (2-Pack) - 20 3/4" x 20 3/4" x 5" Quantity:Default is an easyYes, 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