20" X 25" Or 25" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 26.75] Blade + Product Details Size –

+ Product Details Size – 32"w X 32"h is the size for the duct opening measurement only

Whether you need to create trunk lines or branch-like runs

+ Product Details Size – 36"w X 30"h is the size for the duct opening measurement only

+ Product Details Size – 24" x 24" with 14" collar T-Bar drop ceiling perforated return grill - metal back casing

reduces energy costs

20" X 25" Or 25" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 26.75] Blade + Product Details Size –+ Product Details Size 20"w X 25"h o 25" x 20" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 75" width X 26. 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