18" X 18" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 19.75 X 19.75] steel Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 12" X 8" duct openings

+ Product Details Size – 18"w X 30"h is the size for the duct opening measurement only

+ Product Description Introducing our 4" x 8" or 8" x 4" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

+ Product Description Introducing our 4" x 12" or 12" x 4" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

ensuring reliable performance over time

18" X 18" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 19.75 X 19.75] steel Ideal for Walls & Ceilings:+ Product Details Size 18"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 75" width X 19. 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