36"w X 8"h Aluminum Adjustable Return/Supply HVAC Air Grille Aluminum accordion dd { margin: 0

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The grille features counter-sunk screw holes that prevent paint from peeling during installation

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and matte black

36"w X 8"h Aluminum Adjustable Return/Supply HVAC Air Grille Aluminum accordion dd { margin: 0+ Product Details Size 36"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 37. 85" width X 9. 85" height. High Quality Rigid aluminum construction with counter sunk screw holes (screws included) and no sharp edges. Installation Location Sidewall and ceiling. Design Unrestricted airflow for your HVAC system adjustable one way louver with full horizontal airflow directional control single