A+2000 Washable Electrostatic Permanent Custom Air Filter - 20" x 30" x 1"You 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

built to last a lifetime

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This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

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

This design enables A+2000 custom air filters to maintain performance over the years

such as dust

we even have the odd sizes

degrade and restrict air flow

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

They are easy to install with custom air filters made to the sizes that you specify

some just refer to them as electrostatic filters

and the greater the pressure drop it creates