Merv 11 Pleated Air Filter - 11" x 14 7/8" 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

Filtering inserts are anti-microbial and are more efficient in capturing particles

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

with each stage capturing progressively smaller particles inside the filter

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

This is designed to fit into 1" Return Air Grilles

No holes needed for installation in coil area

Simply cut a hole

the A+2000 uses stage loading

Eliminates Filter Bypass

Unlike some permanent custom air filters

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