16x20x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 2 Pack environmental-controllers • Lifts roots out of

• Lifts roots out of standing water

5 in H and weighs 42

without addition of chemicals

1/2" Barbed Fitting

16x20x4 (3 5/8) Pleated Air Filters MERV 14 Plus Carbon 2 Pack environmental-controllers • Lifts roots out ofImportant 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 16x20x4 filter