A+2000 Washable Electrostatic Permanent Custom Air Filter - 14" x 36 7/8" x 1" Quantity:Default You never have to hassle

You never have to hassle with disposable filters that will end up in a landfill again

Keeps HVAC system cleaner and more efficient

the more efficient a filter is at removing particles

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

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

A+2000 Washable Electrostatic Permanent Custom Air Filter - 14" x 36 7/8" x 1" Quantity:Default You never have to hassleYou 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