Merv 13 Pleated Air Filter - 9 1/2" x 21 1/2" x 1" Quantity:12-pack The filtering media consists of

The filtering media consists of two layers of Stainless Steel roll formed baffles

than standard fiberglass filters purchased at retail outlets

No screws need

the more efficient a filter is at removing particles

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

Merv 13 Pleated Air Filter - 9 1/2" x 21 1/2" x 1" Quantity:12-pack The filtering media consists ofAny 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.