12" X 14" or 14" x 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 15.75] 6" Round Duct Pipe Dimensions With Outer End are

Dimensions With Outer End are 13

Tailored for Your Needs: Specifically suited for 24x24 lay-in diffusers

Extra Strong – No more dragging around an uncomfortable bag to your jobs

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75"H – fits a 16" X 12" duct opening

12" X 14" or 14" x 12" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 13.75 X 15.75] 6" Round Duct Pipe Dimensions With Outer End are+ Product Details Size 12"w X 14"h or 14" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" width X 15. 75" height. High Quality High grade steel construction meant for high foot traffic areas. Installation Location Floor. Design Easy drop in installation. Powder Coat Finish Smooth, shiny, scratch resistant, with no sharp edges. Looks like it was just waxed. Quality Packaging Carefully