A+2000 Washable Electrostatic Permanent Custom Air Filter - 16 1/4" x 21 3/8" 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

To find the size the old unit should have sizing information printed on it

Filtering inserts are anti-microbial and are more efficient in capturing particles

these can be purchased in any conceivable size

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

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

such as dust

And there are no metal parts that could lead to corrosion or oxidation within the filter

the A+2000 uses stage loading

the more efficient a filter is at removing particles

The permanent frame is constructed of space-age plastics that are resistant to corrosion

We look forward to delivering our American-made

high quality Air Filters to you