10" X 4" 1-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 10" Round Duct Pipe actual front end outer dimensions

actual front end outer dimensions are approximately 16 5/8" width X 22 5/8" height

Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 14" duct openings

Just run your finger along the edge of the top plate and you’ll find a smooth finished surface

actual front end outer dimensions are approximately 28 5/8" width X 20 5/8" height

10" X 4" 1-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 10" Round Duct Pipe actual front end outer dimensions+ Product Details Outer dimensions: 11. 75"W x 5. 75"H fits a 10" X 4" duct opening Durable stamped steel construction ensures long lasting performance Designed for sidewall and ceiling installation with included screws Multi shutter damper with easy lever for precise airflow control Smooth powder coated white finish for a sleek look and scratch resistance + Product Description Maximize your homes airflow with this premium Air Supply Grille air supply