A+2000 Washable Electrostatic Permanent Custom Air Filter - 16 1/4" x 20 1/4" 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

built to last a lifetime

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

åÊWe look forward to delivering our American-made

than standard fiberglass filters purchased at retail outlets

The unit also includes a magnetic mounting bracket for optional installation inside air handlers

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

and long service life which reduces HVAC equipment maintenance and energy costs

if not you can measure it or check the HVAC unit and the owner‰۪s manual

some just refer to them as electrostatic filters

Available in packs of 4