A+2000 Washable Electrostatic Permanent Custom Air Filter - 21" x 21" 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

PACK of 6 pads for Pad and Frame Air Filters

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In general

They are easy to clean by simply backwashing every month with cold water so you don‰۪t need expensive cleaners

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

Either way

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

Includes one Frame and PACK of 6 pads

degrade and restrict air flow

Filtering inserts are shipped in an easily stored packet

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

some just refer to them as electrostatic filters