8" X 8" 4-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, Black Aluminum This grille has a high

This grille has a high standard of design

+ Product Details Size – 20"w X 6"h is the size for the duct opening measurement only

75"H – fits a 16" X 16" duct opening

+ Product Details Size – 8"w X 36"h is the size for the duct opening measurement only

only measure the "hole" in the wall/duct

8" X 8" 4-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, Black Aluminum This grille has a high+ Product Details Outer dimensions: 9. 75"W x 9. 75"H fits a 8" X 8" 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