- Product 1: Nominal Size
- Product 1: Measure your air filter for the exact size and compare it to our actual size to ensure proper fit.
- Product 1: This item is made to replace the Lennox X6673 and X6675 media air filters and ideal for high air filtration and odor control
- Product 1: Nordic Pure MERV 12 is equivalent to MPR 1500-1900
- Product 2: Nominal Size
- Product 2: Measure your air filter for the exact size and compare it to our actual size to ensure proper fit.
- Product 2: Replaces Honeywell 16x25x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for high air filtration and odor control
- Product 2: Nordic Pure MERV 12 is equivalent to MPR 1500-1900
