16" x 16" Steel Fixed Bar Return Grille - Sidewall and Ceiling Return Grille actual front end outer dimensions

actual front end outer dimensions are approximately 28 5/8" width X 16 5/8" height

+ Product Details Size - 4"w X 22"h is the size for the duct opening measurement only

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16" x 16" Steel Fixed Bar Return Grille - Sidewall and Ceiling Return Grille actual front end outer dimensions+ Product Details Size 16"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 2" wider. High Quality High quality steel with counter sunk screw holes (screws included) and no sharp edges. Installation Location Sidewall and ceiling. Design Heavy gauge steel. Heavier gauge than needed, built for durability and long life in mind, and yet lightweight and easy to handle. Noise free components no