A+2000 Washable Electrostatic Permanent Custom Air Filter - 17 3/4" x 23 3/4" 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

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

Then simply add that information to our easy to use order form above

åÊWe look forward to delivering our American-made

In general

They are easy to clean by simply backwashing every month with cold water so you don‰۪t need expensive cleaners

This design enables A+2000 custom air filters to maintain performance over the years

This is designed to fit into 1" Return Air Grilles

Either way

Filtering inserts are shipped in an easily stored packet

and the greater the pressure drop it creates

Instead of face loading (particles captured on the outer surface of the filter)