Merv 11 Pleated Air Filter - 15 1/2" x 19 1/2" x 1" Quantity:12-pack The Pad and Frame Air

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

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

the A+2000 uses no foam that may clog

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

the A+2000 uses stage loading

Merv 11 Pleated Air Filter - 15 1/2" x 19 1/2" x 1" Quantity:12-pack The Pad and Frame AirAny 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.