A+2000 Washable Electrostatic Permanent Custom Air Filter - 16" x 25" 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

built to last a lifetime

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

so it can provide a lifetime of dependable service

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

28X Increased Efficiency

Either way

we even have the odd sizes

Because we specialize in custom air filters

Includes one Frame and PACK of 6 pads

Eliminates Filter Bypass

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