Merv 8 Pleated Air Filter - 13 7/8" x 24 7/8" x 1" Quantity:12-pack You may know them as

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

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

Filtering inserts are shipped in an easily stored packet

Then Order custom air filters from us today

Merv 8 Pleated Air Filter - 13 7/8" x 24 7/8" x 1" Quantity:12-pack You may know them asAny 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.