A+2000 Washable Electrostatic Permanent Custom Air Filter - 12 3/8" x 20 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

built to last a lifetime

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

Can be ordered in packages of 2 each only

In general

with each stage capturing progressively smaller particles inside the filter

such as dust

the greater it's resistance to airflow

28X Increased Efficiency

oxidation and deterioration

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

Unlike some permanent custom air filters