A+2000 Washable Electrostatic Permanent Custom Air Filter - 20" x 25" 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

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

åÊWe look forward to delivering our American-made

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

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

so it can provide a lifetime of dependable service

with each stage capturing progressively smaller particles inside the filter

such as dust

the greater it's resistance to airflow

from the air stream

Eliminates Filter Bypass

and the greater the pressure drop it creates

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