A+2000 Washable Electrostatic Permanent Custom Air Filter - 21 3/8" x 25 7/8" x 1" Quantity:Default No screws need

No screws need

Either way

Because we specialize in custom air filters

The unit also includes a magnetic mounting bracket for optional installation inside air handlers

the A+2000 uses stage loading

A+2000 Washable Electrostatic Permanent Custom Air Filter - 21 3/8" x 25 7/8" x 1" Quantity:Default No screws needYou 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