A+2000 Washable Electrostatic Permanent Custom Air Filter - 13 1/2" x 19 1/2" x 1" Quantity:Default The Pad and Frame Air

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

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This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

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

In general

A+2000 Washable Electrostatic Permanent Custom Air Filter - 13 1/2" x 19 1/2" x 1" Quantity:Default The Pad and Frame AirYou 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