5" 90 Degree Flat Oval Elbow Side Out Ceiling Register Box 4" X 10" Brass Victorian 4 X 12 Is CRFG2028 Width_14in

4" X 10" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

+ Product Details Size – 20"w X 34"h is the size for the duct opening measurement only

+ Product Details Size - 26"w X 34"h X 2"d (for duct opening measurement only)

actual front end outer dimensions are approximately 14 5/8" width X 24 5/8" height

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 12" duct opening (measured at the opening)

5" 90 Degree Flat Oval Elbow Side Out Ceiling Register Box 4" X 10" Brass Victorian 4 X 12 Is CRFG2028 Width_14in 4" X 10" Brass Victorian Floor Register Grille Modern Contempo Decorative Grate HVAC Vent Duct Cover Brass Plated + Product Details Size – 20"w X 34"h is the size for the duct opening measurement only