Merv 8 Pleated Air Filter - 14" x 18" x 1" Quantity:12-pack One way to overcome this

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

Either way

You may know them as washable air or even permanent air filters

Available in packs of 4

The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters

Merv 8 Pleated Air Filter - 14" x 18" x 1" Quantity:12-pack One way to overcome thisAny Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop, and long service life which reduces HVAC equipment maintenance and energy costs. A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter.