20x20x4 (3 5/8) Pleated MERV 7 Air Filters 17 1/4x26x1 Actual Size: 9 1/2 x

Actual Size: 9 1/2 x 9 1/2 x 3/4 (9

Actual Size: 17 1/2 x 24 1/2 x 3/4 (17

This item is made to replace the Lennox X6673 and X6675 media air filters and ideal for helping keep equipment working efficiently and reducing odors

This item is made to replace the Lennox X6673 and X6675 media air filters and ideal for superior filtration or commercial units

20x20x4 (3 5/8) Pleated MERV 7 Air Filters 17 1/4x26x1 Actual Size: 9 1/2 xActual Size: 19 1 2 x 19 1 2 x 3 5 8 (19. 5 x 19. 5 x 3. 63) Merv 7 pleated air filter captures large airborne particles like household dust, mold spores, and pollen. If you are replacing a Honeywell or Lennox 20x20x4 or an air filter with an MPR rating with an actual depth of 4 3 8, please see our 20x20x5 (4 3 8 actual depth) Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 7 is equivalent to