4" X 10" or 10" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 11.75] 12" Diameter 16" Circular Round Aluminum HVAC

16" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover

you’ll provide ample protection for your equipment against harmful environmental factors such as

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order a 14x20 grille

meets ASTM E 84

4" X 10" or 10" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 11.75] 12" Diameter 16" Circular Round Aluminum HVAC+ Product Details Size 4"w X 10"h or 10" x 4" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 75" width X 11. 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