A+2000 Washable Electrostatic Permanent Custom Air Filter - 12" x 30" 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

these can be purchased in any conceivable size

Filtering inserts are anti-microbial and are more efficient in capturing particles

The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters

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

the greater it's resistance to airflow

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

if not you can measure it or check the HVAC unit and the owner‰۪s manual

the A+2000 uses stage loading

from the air stream

The permanent frame is constructed of space-age plastics that are resistant to corrosion

Filtering inserts are shipped in an easily stored packet

and the greater the pressure drop it creates