4" X 10" or 10" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 11.75] Brown Our air filters have a

Our air filters have a mix of cotton and synthetic media that separate micro particles from the air that enters your AC

our galvanized steel round duct is the ideal choice

+ Product Details Size – 3" round duct sheet metal elbow - 30 gauge galvanized - crimped end connection - adjustable from 5° - 90°

+ Product Spec Sheet Aluminum Return Filter Grille Spec Sheet

+ Product Details Size – 24"w X 28"h is the size for the duct opening measurement only

4" X 10" or 10" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 11.75] Brown Our air filters have a+ 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