Merv 8 Pleated Air Filter - 20" x 21 1/2" x 1" Quantity:12-pack The unit also includes a

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

You never have to hassle with disposable filters that will end up in a landfill again

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

The permanent frame is constructed of space-age plastics that are resistant to corrosion

Easy Installation and ServiceåÊ

Merv 8 Pleated Air Filter - 20" x 21 1/2" 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.