24" X 24" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 25.75 X 25.75] Straight Register Boot Applications – The straight boot

Applications – The straight boot is used for the transition from round pipe or insulated flex duct to register or grille

75" Width X 17

These Supply Diffusers with integral round necks are recommended for heating

+ Product Details Size & Compatibility – The size of sheet metal pipe is 6" round x 24" long

75" Width X 9

24" X 24" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 25.75 X 25.75] Straight Register Boot Applications – The straight boot+ Product Details Size 24"w X 24"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 75" width X 25. 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