20x25x5 (19_3/4 x 24_3/4 x 4_3/8) Lennox X6673_X6675 Replacement MERV 12 Air …
20x25x5 (19_3/4 x 24_3/4 x 4_3/8) Lennox X6673_X6675 MERV 12 Air Filter 2 Pack
20x25x5 (19_3/4 x 24_3/4 x 4_3/8) Lennox X6673_X6675 Replacement MERV 12 Air Fil
20x25x5 (19_3/4 x 24_3/4 x 4_3/8) Lennox X6673_X6675 Replacement MERV 12 Air Fil
Nominal Size: 20 x 25 x 5 L x RED, Actual Size: 19 3/4 x 24 3/4 x 4 3/8 (19.75 x 24.75 x 4.38) Measure your air filter for the exact size and compare it to our actual size to ensure proper fit. This item is made to replace the Lennox X6673 and X6675 media air filters and ideal for high efficiency air filtration and those with moderate allergies MERV 12 is equivalent to MPR 1500-1900 Made in the USA