A+2000 Washable Electrostatic Permanent Custom Air Filter - 20" x 20 1/2" x 1" Quantity:Default Because we specialize in custom

Because we specialize in custom air filters

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

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

This design enables A+2000 custom air filters to maintain performance over the years

28X Increased Efficiency

A+2000 Washable Electrostatic Permanent Custom Air Filter - 20" x 20 1/2" x 1" Quantity:Default Because we specialize in customYou 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