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 to 14 in, Face Type Square Cone, Adjustable Blades Yes, Color Black, Material Plastic, Insulated No, Air Diffusion Angle 360 Degrees , Shape Square, Series STR-C, Finish Smooth, Insulation Material None WARNING: This product can expose you to chemicals including Acrylonitrile, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov. -