Merv 8 Pleated Air Filter - 7 1/8" x 7 1/8" x 1" Quantity:12-pack A higher MERV rating means

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

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

Either way

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

You may know them as washable air or even permanent air filters

Merv 8 Pleated Air Filter - 7 1/8" x 7 1/8" x 1" Quantity:12-pack A higher MERV rating meansAny 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.