Merv 13 Pleated Air Filter - 21 1/4" x 21 1/4" x 1" Quantity:12-pack the A+2000 uses stage loading

the A+2000 uses stage loading

And there are no metal parts that could lead to corrosion or oxidation within the filter

Includes one Frame and PACK of 6 pads

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

Then Order custom air filters from us today

Merv 13 Pleated Air Filter - 21 1/4" x 21 1/4" x 1" Quantity:12-pack the A+2000 uses stage loadingAny 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.