10" X 30" or 30" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 31.75] w24h24 crawlspace etc

crawlspace etc

actual front end outer dimensions are approximately 16 5/8" width X 10 5/8" height

+ Product Details Size – 8"w X 10"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 25

The insulation

10" X 30" or 30" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 31.75] w24h24 crawlspace etc+ Product Details Size 10"w X 30"h or 30" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" width X 31. 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