Merv 11 Pleated Air Filter - 19 7/8" x 21 1/2" x 1" Quantity:12-pack To learn more

To learn more

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

the A+2000 uses stage loading

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

We look forward to delivering our American-made

Merv 11 Pleated Air Filter - 19 7/8" x 21 1/2" x 1" Quantity:12-pack To learn moreAny 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.