20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 12 Air Filters 4 Pack tents-/-indoor-greenhouses miticide and fungicide that controls

miticide and fungicide that controls numerous diseases as well as insects and mites

Containers:

high-quality BPA-free food-grade plastic makes it easy to see the plants and observe their growth

this is just a list of the most well-known systems that use this size

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 12 Air Filters 4 Pack tents-/-indoor-greenhouses miticide and fungicide that controlsImportant 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. We also carry 4 7 8 and 5 1 4 inch depth filters,