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.. Air deflection: 4-way. Color: Powder Coat White. Color Family: Whites. Features: Louvered. Installation Location: Ceiling,Wall. Material: Aluminum. Maximum Duct Opening Length (in.): 10 in. Maximum Duct Opening Width (in.): 10 in. Pack Size: 1. Product Weight (lb.): 2.05 lb. Returnable: 90-Day. Shape: Adjustable. Outside Length (in.): 11.75 in. Outside Width (in.): 11.75 in. Maximum Duct Opening Width (in.): 10 in. Maximum Duct Opening Length (in.): 10 in. Installation Location: Wall. Installation Location: Ceiling. Outside Width (in.): 11.75 in. Features: Louvered