A+2000 Washable Electrostatic Permanent Custom Air Filter - 17 3/4" x 31" x 1" Quantity:Default The unit also includes a

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

This is designed to fit into 1" Return Air Grilles

we even have the odd sizes

installation and service is simple

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

A+2000 Washable Electrostatic Permanent Custom Air Filter - 17 3/4" x 31" x 1" Quantity:Default The unit also includes aYou 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