Merv 11 Pleated Air Filter - 9 7/8" x 21" x 1" Quantity:12-pack It is designed to inhibit

It is designed to inhibit growth of bacteria

than standard fiberglass filters purchased at retail outlets

To find the size the old unit should have sizing information printed on it

Grease Baffle Uses:

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

Merv 11 Pleated Air Filter - 9 7/8" x 21" x 1" Quantity:12-pack It is designed to inhibitAny 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.