A+2000 Washable Electrostatic Permanent Custom Air Filter - 19 7/8" x 23 1/2" 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

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with each stage capturing progressively smaller particles inside the filter

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

the greater it's resistance to airflow

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

allowing the grease to drain into through below

Either way

Grease Baffle Uses:

and long service life which reduces HVAC equipment maintenance and energy costs

insert the lamp and you‰۪re done

and the greater the pressure drop it creates

Available in packs of 4