Ceiling Diffuser, Ceiling Diffuser, Diffuser Shape Square, Diffuser Face Type Square Plaque, Diffuser Duct Size 12 in, Material Steel, Diffuser Color White, Diffuser Finish Powder Coated, Air Diffusion Pattern 360 Degrees , Insulation None, Width 24 in, Depth 3 1/2 in, Height 24 in, Diffuser Adjustable No