Description
Actual Dimensions: 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 manufacturer Day and Night P102-550 air filters. Completely built with no forming or combs required. MERV classified to ASHRAE grades establishing particulate capture equal to the name brand Day and Night P102-550 air filter. Note: The sample air filter picture as displayed is not to scale and is shown for design purposes only. Trade names and Day and Night P102-550 P/N are listed for air filter replacement purposes only.