A+2000 Washable Electrostatic Permanent Custom Air Filter - 20" x 20 3/4" x 1" Quantity:Default To find the size the

To find the size the old unit should have sizing information printed on it

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

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

such as dust

oxidation and deterioration

A+2000 Washable Electrostatic Permanent Custom Air Filter - 20" x 20 3/4" x 1" Quantity:Default To find the size theYou 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