20x20x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack Controllers All Nordic Pure pleated HVAC

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

persimilis will leave the area in search of alternative food sources if pest levels drop too low

An excellent choice for high volume users: growers

down to 1 inch

melt or seize

20x20x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack Controllers All Nordic Pure pleated HVACImportant 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