18" X 18" 4-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Filter Grille + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 16" duct opening (measured at the opening)

+ Product Details Size - 24"w X 12"h X 2"d (for duct opening measurement only)

actual front end outer dimensions are approximately 5

75" Width X 11

If you are looking to enhance your project with a top-of-the-line unit

18" X 18" 4-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Filter Grille + Product Details Perfect Fit+ Product Details Outer dimensions: 19. 75"W x 19. 75"H fits a 18" X 18" 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