A+2000 Washable Electrostatic Permanent Custom Air Filter - 21" x 27" 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

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

Can be ordered in packages of 2 each only

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

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

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

and long service life which reduces HVAC equipment maintenance and energy costs

Includes one Frame and PACK of 6 pads

We look forward to delivering our American-made

and the greater the pressure drop it creates