Merv 8 Pleated Air Filter - 21 1/2" x 36 1/2" x 1" Quantity:12-pack the A+2000 uses no foam

the A+2000 uses no foam that may clog

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

Available in packs of 4

SpeedLight䋢 Jr

Merv 8 Pleated Air Filter - 21 1/2" x 36 1/2" x 1" Quantity:12-pack the A+2000 uses no foamAny 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.