A+2000 Washable Electrostatic Permanent Custom Air Filter - 14 1/2" x 25" x 1" Quantity:Default The permanent frame is constructed

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

so it can provide a lifetime of dependable service

these can be purchased in any conceivable size

from the air stream

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

A+2000 Washable Electrostatic Permanent Custom Air Filter - 14 1/2" x 25" x 1" Quantity:Default The permanent frame is constructedYou 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