Merv 11 Pleated Air Filter - 17 3/8" x 21" x 1" Quantity:12-pack The unit also includes a

The unit also includes a magnetic mounting bracket for optional installation inside air handlers

Finally they are factory made so you don‰۪t have to deal with the hassle of trying to cut and size your custom air filters and they come with a full warranty

Grease Baffle Uses:

And there are no metal parts that could lead to corrosion or oxidation within the filter

It is designed to inhibit growth of bacteria

Merv 11 Pleated Air Filter - 17 3/8" x 21" x 1" Quantity:12-pack The unit also includes aAny 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.