20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 15 Plus Carbon 4 Pack pest-and-disease-control 200K T46 24

200K T46 24

Because they don’t emit anything but pure water vapor

Flea Beetle (Chaetocnema confines)

used with a compatible analyzer

and has been celebrated for its natural fertilizing properties for centuries

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 15 Plus Carbon 4 Pack pest-and-disease-control 200K T46 24Important 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,