Best Seller | AMERICAN LOUVER STR-C-8W-FR 8 in Square Step-Down Ceiling Diffuser, White 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 8 in, Face Type Square Cone, Adjustable Blades No, Color White, Material... ... more AMERICAN LOUVER STR-C-8W-FR 8 in Square Step-Down Ceiling Diffuser, White 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 8 in, Face Type Square Cone, Adjustable Blades No, Color White, Material... | | $67.69 go to store |