20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 10 Air Filters 4 Pack MH Top Quality Phosphors: Ensures stable

Top Quality Phosphors: Ensures stable and consistent light output

rely on black and white poly

The TMP-DNe is rated for 15 amps @ 120 volts

making it a good choice to use with beneficial insects

The ultra-quiet dual-fan system is designed to cool home theaters

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 10 Air Filters 4 Pack MH Top Quality Phosphors: Ensures stableImportant 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,