6" x 6" Steel Fixed Bar Return Grille - Sidewall and Ceiling w34h34 + Product Details Size -

+ Product Details Size - 4"w X 36"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 20" OR 20" X 14" duct opening (measured at the opening)

Installation Location – Sidewall and ceiling

excluding the old vent cover

+ Product Details Size - 25"w X 14"h is the size for the duct opening measurement only

6" x 6" Steel Fixed Bar Return Grille - Sidewall and Ceiling w34h34 + Product Details Size -+ Product Details Size 6"w X 6"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