Description
Actual size is 19.88 x 22.63 x 4.25. Accumulair brand, 20x23x4.25 Day and Night FILBBFNC0024 style whole house filters, exactly engineered to replace original brand Day and Night FILBBFNC0024 air filters. Fully box-formed with no assembly or combs needed. MERV rated to ASHRAE 52.2 test specs ensuring particle capture as good or better than the name brand Day and Night FILBBFNC0024 air filter. Note: The sample filter picture as shown is not the actual dimensions and is there to show design purposes. Name brands and Day and Night FILBBFNC0024 part numbers are listed for filter substitution purposes only.