A+2000 Washable Electrostatic Permanent Custom Air Filter - 20 1/2" x 24" x 1" Quantity:Default the "A+2000" brand Permanent Washable

the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

oxidation and deterioration

Unlike some permanent custom air filters

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

A+2000 Washable Electrostatic Permanent Custom Air Filter - 20 1/2" x 24" x 1" Quantity:Default the "A+2000" brand Permanent WashableYou 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