4" X 12" Modern Floor Register Grille with Dampers - Contempo Slotted Grate - HVAC Vent Duct Cover - Chrome Sheet Metal/Adjustable Elbow + Product Details Size –

+ Product Details Size – 16"w X 12"h is the size for the duct opening measurement only

+ Product Details Size – Stick-on collar is 9" and it is compatible with duct 9"

actual front end outer dimensions are approximately 22 5/8" width X 10 5/8" height

They seamlessly integrate into sheet rock plaster frame ceilings as well

+ Product Details Size - 8"w X 32"h is the size for the duct opening measurement only

4" X 12" Modern Floor Register Grille with Dampers - Contempo Slotted Grate - HVAC Vent Duct Cover - Chrome Sheet Metal/Adjustable Elbow + Product Details Size –+Product Details Size 4"h x 12"w is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 5" width x 13. 75" height. High Quality Solid rigid steel body for durability and reliability with dampers operable by switch for airflow directional control. Installation Location Floor. Design Premium plated finish and modern contempo design forming a luxurious & impressive piece for your home. Quality Packaging