4" X 10" or 10" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 11.75] Brown Actual Filter Size – 29

Actual Filter Size – 29 3/4"w x 5 3/4" x 1"

+ Product Spec Sheet Aluminum Return Filter Grille Spec Sheet

+ Product Description Introducing our 8" x 12" or 12" x 8" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

Actual Filter Size – 33 3/4"w x 17 3/4" x 1"

4" X 10" or 10" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 11.75] Brown Actual Filter Size – 29+ 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