A+2000 Washable Electrostatic Permanent Custom Air Filter - 17 7/8" x 20 3/8" x 1" Quantity:Default Either way

Either way

Some of the other benefits of A+2000 custom air filters include the following

To order washable electrostatic custom air filters you just need to know the size of the current air filter

the A+2000 uses no foam that may clog

This is designed to fit into 1" Return Air Grilles

A+2000 Washable Electrostatic Permanent Custom Air Filter - 17 7/8" x 20 3/8" x 1" Quantity:Default Either wayYou 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