Merv 13 Pleated Air Filter - 14" x 36 3/4" 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

with each stage capturing progressively smaller particles inside the filter

the A+2000 uses stage loading

Filtering inserts are shipped in an easily stored packet

Merv 13 Pleated Air Filter - 14" x 36 3/4" 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.