Merv 8 Pleated Air Filter - 13 3/4" x 35" x 1" Quantity:4-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

than standard fiberglass filters purchased at retail outlets

oxidation and deterioration

Filtering inserts are shipped in an easily stored packet

The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters

Merv 8 Pleated Air Filter - 13 3/4" x 35" x 1" Quantity:4-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.