Merv 8 Pleated Air Filter - 24 1/2" x 31 1/4" 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.

the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

PACK of 6 pads for Pad and Frame Air Filters

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

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

with each stage capturing progressively smaller particles inside the filter

we even have the odd sizes

Either way

You may know them as washable air or even permanent air filters

the more efficient a filter is at removing particles

They are easy to install with custom air filters made to the sizes that you specify

some just refer to them as electrostatic filters

and the greater the pressure drop it creates