A+2000 Washable Electrostatic Permanent Custom Air Filter - 17" x 21" 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

Filtering inserts are anti-microbial and are more efficient in capturing particles

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

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

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

oxidation and deterioration

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 there are no metal parts that could lead to corrosion or oxidation within the filter

the A+2000 uses stage loading

We look forward to delivering our American-made

They are easy to install with custom air filters made to the sizes that you specify

Unlike some permanent custom air filters