20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 10 Air Filters 4 Pack Master Controller Features a powder-coated black body

Features a powder-coated black body with a digital LCD display and a corded thermalloy sensor probe

Dimensions: 14

Sealing time depends on the thickness of bags and the material type of the bag

Tube Configuration: 5-tube industrial unit

How should I store the 2

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 10 Air Filters 4 Pack Master Controller Features a powder-coated black bodyImportant 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,