A+2000 Washable Electrostatic Permanent Custom Air Filter - 9" x 11" x 1" Quantity:Default You never have to hassle

You never have to hassle with disposable filters that will end up in a landfill again

This is designed to fit into 1" Return Air Grilles

than standard fiberglass filters purchased at retail outlets

One way to overcome this problem is to increase the surface area of the filter media

degrade and restrict air flow

A+2000 Washable Electrostatic Permanent Custom Air Filter - 9" x 11" x 1" Quantity:Default You never have to hassleYou 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