Description
Actual Size: 19.13 x 19.88 x 4.25. Accumulair brand 19x20x4.25 Day and Night FILCCFNC0021 compatible whole house filters, specifically constructed to replace the original brand Day and Night FILCCFNC0021 filters. Completely constructed with no forming or combs required. MERV classified to ASHRAE 52.2 test specs ensuring function as good or better than the name brand Day and Night FILCCFNC0021 filters. Photo: The sample air filter image displayed is not the actual dimensions and is displayed for style purposes only. Brand names and Day and Night FILCCFNC0021 part numbers are listed for filter substitution identification only.