A+2000 Washable Electrostatic Permanent Custom Air Filter - 11 7/8" x 17 3/4" 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

Finally they are factory made so you don‰۪t have to deal with the hassle of trying to cut and size your custom air filters and they come with a full warranty

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

åÊWe look forward to delivering our American-made

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

offers the quickest installation on the Planet

They are easy to clean by simply backwashing every month with cold water so you don‰۪t need expensive cleaners

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

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

oxidation and deterioration

It is designed to inhibit growth of bacteria

the A+2000 uses stage loading

Unlike some permanent custom air filters