8" x 8" [Duct Opening] Flat Plaque Aluminum Ceiling Supply Diffuser Duct Cover with Lever-Operated Damper for Air Flow Control [Outer Dimensions: 11" x 11"] Victorian Floor Registers compatible with duct 5"

compatible with duct 5"

Universal Fit – With dimensions of 4-1/8" wide x 7-1/16" high x 2-1/8"

Designed for optimum performance

and ducting while maintaining easy access to critical points in your wall or ceiling

8" x 8" [Duct Opening] Flat Plaque Aluminum Ceiling Supply Diffuser Duct Cover with Lever-Operated Damper for Air Flow Control [Outer Dimensions: 11" x 11"] Victorian Floor Registers compatible with duct 5"+ Product Details Size Refers to duct opening only. The face frame extends roughly 1. 5" on each side. Do not measure the overall grille for sizing. Design All aluminum frame and back blades. Rustproof and built to last in moisture prone environments. Quiet Airflow Opposing blade damper design reduces vibration and noise for smoother air distribution. Clean Finish White powder coated surface resists chips, scratches, and discoloration over time. Easy