24" X 36" or 36" X 24" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 25.75 X 37.75] Return Grille T-Bar With Plenum Box + Product Details Size –

+ Product Details Size – 14"w X 30"h is the size for the duct opening measurement only

and air conditioning (HVAC) to deliver and remove air

+ Product Details Size – Duct end cap is 20" X 8" | 26-gauge galvanized steel end cap

Chemical Composition: 5% Silver - 6% Phosphorus - 89% Copper - Brazing Temperature: Solidus Temperature: 1190°F - Liquidus Temperature: 1460°F

24" X 36" or 36" X 24" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 25.75 X 37.75] Return Grille T-Bar With Plenum Box + Product Details Size –+ Product Details Size 24"w X 36"h or 36" X 24" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25. 75" width X 37. 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