Description
Actual dimensions are 19.88 x 24.88 x 4.38. Brand: Accumulair. 20x25x5 Lennox X6673 compatible whole house filters, specifically built to substitute for the OEM Lennox X6673 air filters. Fully assembled - no assembly or combs required. MERV classified to ASHRAE 52.2 test classifications ensuring function to the level of the original manufacturer Lennox X6673 air filter. Notice: The example filter pic as shown is not the actual dimensions and is included to show configuration purposes. Brand names and Lennox X6673 identifier are shown for filter replacement identification.