A+2000 Washable Electrostatic Permanent Custom Air Filter - 19 1/2" x 21" x 1" Quantity:Default PACK of 6 pads for

PACK of 6 pads for Pad and Frame Air Filters

with each stage capturing progressively smaller particles inside the filter

Either way

than standard fiberglass filters purchased at retail outlets

we even have the odd sizes

A+2000 Washable Electrostatic Permanent Custom Air Filter - 19 1/2" x 21" x 1" Quantity:Default PACK of 6 pads forYou 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