14" x 14" - 4-Way Curved Blade Supply Air Grille - Maximum Air Flow w30h30 + Product Details Size -

+ Product Details Size - 8"w X 10"h is the size for the duct opening measurement only

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+ Product Details Size - 36"w X 18"h is the size for the duct opening measurement only

+ Product Details Size - 18"w X 28"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 12 5/8" width X 8 5/8" height -

14" x 14" - 4-Way Curved Blade Supply Air Grille - Maximum Air Flow w30h30 + Product Details Size -+ Product Details Size 14"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" width X 15. 75" height. High Quality high quality steel with counter sunk screw holes (screws included) and no sharp edges, equipped with a lever for airflow dampening. Installation Location sidewall and ceiling. Design rigid gauge built for durability and long life in mind, but still light and handy. Powder