A+2000 Washable Electrostatic Permanent Custom Air Filter - 19" x 21 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

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

A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter

offers the quickest installation on the Planet

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

Produces no ozone or aldehydes

You may know them as washable air or even permanent air filters

Easy Installation and ServiceåÊ

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

Keeps HVAC system cleaner and more efficient

and the greater the pressure drop it creates

Available in packs of 4

Instead of face loading (particles captured on the outer surface of the filter)