Description
Actual size is 19.88 x 24.88 x 4.38. Brand: Accumulair. 20x25x5 Lennox X6673 substitute whole house air filters, specifically built to replace the original brand Lennox X6673 filters. Completely constructed with no forming or combs required. MERV graded to ASHRAE grades assuring operation as good or better than the name brand Lennox X6673 air filters. Notice: Sample filter picture displayed is not to scale and is there to show design purposes. Trade names and Lennox X6673 P/N included for air filter substitution purposes only.