20x25x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Commercial Lighting and all necessary mounting hardware

and all necessary mounting hardware is included

Don't be fooled by the size

Available in Polar Crystal and Fresh Linen

The product you receive consists of whitefly pupae that have been parasitized with Eretmocerus eremicus

auto-dim at set temp

20x25x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Commercial Lighting and all necessary mounting hardwareImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. If you are replacing a 4 3 8 depth 20x25x4 filter