Merv 13 Pleated Air Filter - 11 1/4" x 23 1/4" x 1" Quantity:12-pack The unit also includes a

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

PLEASE NOTE: Dimensions listed are HxWxD

They are easy to install with custom air filters made to the sizes that you specify

Simply cut a hole

Filtering inserts are shipped in an easily stored packet

Merv 13 Pleated Air Filter - 11 1/4" x 23 1/4" 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.