Media replacement cartridge, for furnaces with filter cavities approximately sized 16 inches x 20 inches x 1 inches.
Actual measurements of filter: 15.5 inches by 19.5 inches by 0.75 inches.
Filter may be smaller than cavity to account for installation differences, but the size will not reduce the filter's effectiveness.
MERV 8 rating.
Fits most Honeywell, Carrier, and Lennox furnaces.
Original part number; SC40-16X20X1, 16x20x1, 80055.011620.