16" X 16" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 17.75 X 17.75] w12h12 + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 20" or 20" x 6" duct opening (measured at the opening)

GPH for highest: - 5

+ Product Description Introducing our 18" x 24" or 24" x 18" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

and installation is quick and simple with the included screws

16" X 16" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 17.75 X 17.75] w12h12 + Product Details Perfect Fit+ Product Details Size 16"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 75" width X 17. 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 shrink