Merv 11 Pleated Air Filter - 19 3/4" x 22 3/4" 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 unit also includes a magnetic mounting bracket for optional installation inside air handlers

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

Keeps HVAC system cleaner and more efficient

Filtering inserts are shipped in an easily stored packet

Merv 11 Pleated Air Filter - 19 3/4" x 22 3/4" 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.