Description
Actual Size: 15.5 x 19.88 x 4.25. Accumulair brand, 16x20x4.25 Day and Night FILBBFNC0017 replacement whole house filters, exactly built to replace the name brand Day and Night FILBBFNC0017 air filters. Fully constructed so no assembly or combs needed. MERV classified to ASHRAE 52.2 test grades ensuring filtration equal to the original manufacturer Day and Night FILBBFNC0017 air filter. Photo: Example filter pic as displayed is not to scale and is included to show configuration purposes. Brand names and Day and Night FILBBFNC0017 part numbers are used for filter substitution identification purposes.