A+2000 Washable Electrostatic Permanent Custom Air Filter - 19 1/8" x 28" 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

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

The SpeedLight䋢 Jr

Can be ordered in packages of 2 each only

UL/ULC listed

than standard fiberglass filters purchased at retail outlets

You never have to hassle with disposable filters that will end up in a landfill again

No holes needed for installation in coil area

Produces no ozone or aldehydes

if not you can measure it or check the HVAC unit and the owner‰۪s manual

the more efficient a filter is at removing particles

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

the A+2000 uses no foam that may clog