Merv 8 Pleated Air Filter - 20" x 21 5/8" 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

Some of the other benefits of A+2000 custom air filters include the following

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

Filtering inserts are shipped in an easily stored packet

In general

Merv 8 Pleated Air Filter - 20" x 21 5/8" 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.