12 In. X 12 In. 4-Way Aluminum Adjustable Curved Blade Wall/Ceiling Register In White Aluminum construction offers strength and longevity Fits 12 in. wide by 12 in. long openings Ideal for ceiling or wall installation The A304M series are a 4-Way Aluminum Adjustable Curve Blade Register. Each individual curve blade is fully adjustable for total control. The outside frame is slightly beveled. Product Features: Aluminum Construction pristine white powder coated recessed screw holes. Shape: Square Air deflection: 4-way Louvered: Yes : 90-Day Installation Location: Ceiling Wall Color Family: Whites Material: Aluminum Decorative: No Maximum Duct Opening Length (in.): 12 Color: Powder Coat White Product Weight (lb.): 3 Maximum Duct Opening Width (in.): 12 : None Outside Length: 13.75 Outside Width (in.): 13.75 Duct (inside) width (in.): 10 1/8 to 12 Duct (inside) length (in.): 10 1/8 to 12