A+2000 Washable Electrostatic Permanent Custom Air Filter - 16 3/8" x 21 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

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

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

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

such as dust

the greater it's resistance to airflow

28X Increased Efficiency

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

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

Because we specialize in custom air filters

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

and the greater the pressure drop it creates

Available in packs of 4