Merv 11 Pleated Air Filter - 20" x 21 1/2" 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

the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

built to last a lifetime

Then simply add that information to our easy to use order form above

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Some of the other benefits of A+2000 custom air filters include the following

oxidation and deterioration

You may know them as washable air or even permanent air filters

and the greater the pressure drop it creates

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

some just refer to them as electrostatic filters