16"W X 8"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 17.25"W x 9.25"H] 12-Pack + Product Details Size &

+ Product Details Size & Compatibility – The size of the wall angle register boot is 10" X 6" X 6 and it is compatible with duct 6"

+ Product Details Size – 16"w X 26"h is the size for the duct opening measurement only

+ Product Details Size – Sheet metal duct board take off start collar is 18" and it is compatible with duct 18"

enhancing the entire room with its elegant presence

It immediately improves the appearance of mini-split

16"W X 8"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 17.25"W x 9.25"H] 12-Pack + Product Details Size &+ Product Details Size 16"W X 8"H is (for duct opening measurement only); actual front end outer dimensions are 17. 25" Width X 9. 25" Height. Design Designed for concealed, flush placement on your wall with a 3 8 inch space between louvers, this linear grille comes with an installation frame and clips for easy hook in assembly, ensuring a refined and seamless look. High Quality Aluminum The premium durable aluminum will never rust and it will never