Practical Pleated Air Filter (2-Pack) - 12" x 22" x 5" Quantity:Default The A+2000 line is easy

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

Instead of face loading (particles captured on the outer surface of the filter)

One way to overcome this problem is to increase the surface area of the filter media

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

Practical Pleated Air Filter (2-Pack) - 12" x 22" x 5" Quantity:Default The A+2000 line is 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