A+2000 Washable Electrostatic Permanent Custom Air Filter - 21 3/4" x 25 3/4" 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

than standard fiberglass filters purchased at retail outlets

In general

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

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

with each stage capturing progressively smaller particles inside the filter

the greater it's resistance to airflow

such as dust

allowing the grease to drain into through below

we even have the odd sizes

the A+2000 uses stage loading

the more efficient a filter is at removing particles

high quality Air Filters to you