Diffuser, Mounting Style Lay-In, Mounting Location Ceiling, Product Type Ceiling Diffuser, Overall Depth 6 3/8 in, Overall Height 23 3/4 in, Overall Width 23 3/4 in, Duct Size 6 in, Face Type Square Cone, Adjustable Blades No, Color White, Material Plastic, Insulated Yes, Air Diffusion Angle 360 Degrees , Series STR-C