Merv 11 Pleated Air Filter - 8 1/4" x 35 1/8" x 2"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.

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

built to last a lifetime

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

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

In general

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

28X Increased Efficiency

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

Includes one Frame and PACK of 6 pads

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

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

the A+2000 uses no foam that may clog