18"W X 14"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 15.75"H] w20h20 Every grille has a front

Every grille has a front end frame

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that will overlap at wall joint

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18"W X 14"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 15.75"H] w20h20 Every grille has a front+ Product Details Size 18"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 75" width X 15. 75" height. Design Easy unrestricted airflow for your HVAC system 50 angled to provide maximum airflow. High Quality Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just