10" X 30" or 30" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 31.75] 7" Round Duct Pipe description-text { font-family: Arial

description-text { font-family: Arial

40"w X 16"h Is The Size For The Duct Opening Measurement Only

is fireproof and ensures efficient thermal performance

actual front end outer dimensions are approximately 12 5/8" width X 10 5/8" height

22" x 26" Pleated MERV 8 Filter for HVAC Return Filter Grille

10" X 30" or 30" X 10" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 11.75 X 31.75] 7" Round Duct Pipe description-text { font-family: Arial+ 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