A+2000 Washable Electrostatic Permanent Custom Air Filter - 13 3/4" x 18 1/4" x 1" Quantity:Default the more efficient a filter

the more efficient a filter is at removing 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

Includes one Frame and PACK of 6 pads

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

The SpeedLight uses powerful magnets to hold the mounting plate in place

A+2000 Washable Electrostatic Permanent Custom Air Filter - 13 3/4" x 18 1/4" x 1" Quantity:Default the more efficient a filterYou 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