Description
Actual Dimensions: 19.5 x 19.5 x .75. Accumulair brand: 20x20x1 Day and Night P102-1919-1 substitute whole house filters, specifically engineered to be an alternative to the name brand Day and Night P102-1919-1 filters. Completely assembled so no forming or combs required. MERV classified to ASHRAE specs establishing operation as good or better than the original manufacturer Day and Night P102-1919-1 air filter. Photo: The example air filter pic as shown is not to scale and is there to show style only. Brand names and Day and Night P102-1919-1 part numbers included for air filter style identification purposes.