Description
Actual dimensions are 19.5 x 19.5 x .75. Accumulair brand 20x20x1 Day and Night P102-550 substitute whole house air filters, exactly built to replace the original brand Day and Night P102-550 air filters. Completely constructed - no assembly or combs needed. MERV graded to ASHRAE standards assuring function to the level of the OEM Day and Night P102-550 air filter. Note: The sample air filter picture displayed is not true to size and is there to show construction purposes. Name brands and Day and Night P102-550 P/N displayed for filter substitution identification.