Decor Grates SPH410-A 4-Inch by 10-Inch Scroll Floor Register, Antique Brass

' Floor Register, 4x10, Floor Register, Overall Height (In.) 11.5, Height (In.) 11.5, Overall Width (In.) 5.5, Width (In.) 5.5, Depth (In.) 1.38, Max. Duct Height (In.) 9-57/64, Max. Duct Width (In.) 4, Opening Required (In.) 9.65 x 3.76, Air Flow (CFM) 86, Antique Brass Finish, Plated Steel front grille and plastic damper box with airflow control tab Construction, 2mm Thick Electroplated top and Rust Proof Damper Box, 1 Year '