Merv 11 Pleated Air Filter - 15" x 23 1/2" x 1" Quantity:12-pack Finally they are factory made

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 Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

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

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

Merv 11 Pleated Air Filter - 15" x 23 1/2" x 1" Quantity:12-pack Finally they are factory madeAny 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.