20x20x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack Controllers 000-gallon capacity means I'm not

000-gallon capacity means I'm not swapping filters every few months

clips make hanging a breeze and can save you valuable time

down to 1 inch

All Nordic Pure pleated HVAC filters are manufactured using a heavy duty

An excellent choice for high volume users: growers

20x20x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack Controllers 000-gallon capacity means I'm notImportant 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 20x20x4 filter