Merv 11 Pleated Air Filter - 9" x 11 3/8" x 1"Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop, and long service life which reduces HVAC equipment maintenance and energy costs. A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter.

They are easy to clean by simply backwashing every month with cold water so you don‰۪t need expensive cleaners

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

oxidation and deterioration

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

degrade and restrict air flow

Because we specialize in custom air filters

And there are no metal parts that could lead to corrosion or oxidation within the filter

One way to overcome this problem is to increase the surface area of the filter media

some just refer to them as electrostatic filters

and the greater the pressure drop it creates

the A+2000 uses no foam that may clog

Instead of face loading (particles captured on the outer surface of the filter)