Actual Size: 19 1/8 inches (length) x 19 7/8 inches (width) x 4 1/4 inches (depth) Effective Filtration: MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, lint, debris, pet dander, and more Caliber Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models USA Made: Proudly made in the USA from eco-friendly materials Replacement : Bryant FILBBFNC0021 and Carrier FILCCFNC0021
