A+2000 Washable Electrostatic Permanent Custom Air Filter - 27 1/2" x 29 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

This is designed to fit into 1" Return Air Grilles

Includes one Frame and PACK of 6 pads

the greater it's resistance to airflow

And there are no metal parts that could lead to corrosion or oxidation within the filter

A+2000 Washable Electrostatic Permanent Custom Air Filter - 27 1/2" x 29 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