A+2000 Washable Electrostatic Permanent Custom Air Filter - 21 1/2" x 27 1/2" x 1"You may know them as washable air or even permanent air filters; some just refer to them as electrostatic filters. Either way, the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products, built to last a lifetime. Unlike some permanent custom air filters, the A+2000 uses no foam that may clog, degrade and restrict air flow, so it can provide a lifetime of dependable service. And there are no metal parts that could

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

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Can be ordered in packages of 2 each only

please click HERE to read detailed brochure (Adobe Reader PDF file)

28X Increased Efficiency

the greater it's resistance to airflow

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

This is designed to fit into 1" Return Air Grilles

Either way

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

Includes one Frame and PACK of 6 pads

and the greater the pressure drop it creates