36"w X 8”h Steel Return Air Grilles Sidewall and Ceiling HVAC Duct Cover Black

36"w X 8”h Steel Return Air Grilles Sidewall and Ceiling HVAC Duct Cover Black ***Open box purchase. Appears new and sealed. Has a VERY SLIGHT curve to the length, but it appears to just need to be installed to straighten*** Size – 36"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 37.75" width X 9.75" height High Quality – solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges Design –easy unrestricted air flow for your HVAC system - 50° angled to provide maximum airflow Quality Packaging – carefully shrink wrapped with cardboard backing to prevent damage in shipment. Powder-Coat Finish – smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed