Merv 11 Pleated Air Filter - 20" x 21 5/8" x 1"Any 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.

PACK of 6 pads for Pad and Frame Air Filters

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

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

than standard fiberglass filters purchased at retail outlets

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

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

28X Increased Efficiency

Because we specialize in custom air filters

Includes one Frame and PACK of 6 pads

and the greater the pressure drop it creates

Instead of face loading (particles captured on the outer surface of the filter)

the A+2000 uses no foam that may clog