Description
Actual Size: 15.5 x 19.88 x 4.25. Accumulair brand 16x20x4.25 Day and Night FILBBFNC0017 style whole house filters, exactly designed to replace name brand Day and Night FILBBFNC0017 filters. Fully box-formed with no forming or combs required. MERV classified to ASHRAE 52.2 test classifications assuring operation to the level of the original brand Day and Night FILBBFNC0017 air filter. Photo: Example air filter picture as shown is not true to size and is displayed for construction only. Name brands and Day and Night FILBBFNC0017 identifier are shown for air filter replacement identification only.