A+2000 Washable Electrostatic Permanent Custom Air Filter - 18" x 36 7/8" 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

these can be purchased in any conceivable size

the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

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

In general

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

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

28X Increased Efficiency

To order washable electrostatic custom air filters you just need to know the size of the current air filter

Because we specialize in custom air filters

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

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

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