Merv 11 Pleated Air Filter - 8 3/4" x 9 7/8" x 1"Any 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.

these can be purchased in any conceivable size

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

than standard fiberglass filters purchased at retail outlets

To learn more

Either way

the A+2000 uses stage loading

if not you can measure it or check the HVAC unit and the owner‰۪s manual

and the greater the pressure drop it creates

They are easy to install with custom air filters made to the sizes that you specify

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

the A+2000 uses no foam that may clog

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