Merv 11 Pleated Air Filter - 13 1/2" x 29 1/4" x 1" Quantity:12-pack Eliminates Filter Bypass

Eliminates Filter Bypass

so it can provide a lifetime of dependable service

these can be purchased in any conceivable size

degrade and restrict air flow

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

Merv 11 Pleated Air Filter - 13 1/2" x 29 1/4" x 1" Quantity:12-pack Eliminates Filter BypassAny 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.