A+2000 Washable Electrostatic Permanent Custom Air Filter - 20 3/4" x 21" x 1" Quantity:Default The "Practical Pleat" media is

The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

They are constructed from 304 Stainless Steel material formed to exact specifications

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

is the ideal solution for healthier indoor environments for all homes and businesses

A+2000 Washable Electrostatic Permanent Custom Air Filter - 20 3/4" x 21" x 1" Quantity:Default The "Practical Pleat" media isYou 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