8" x 8" [Duct Opening] Ceiling Supply Diffuser Vent Cover – 4-Way Airflow with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 11" x 11"] Sheet Metal Fittings + Product Details Size –

+ Product Details Size – Duct end cap is 22" X 6" | 26-gauge galvanized steel end cap

+ Product Details Perfect Fit & Easy Sizing - Designed for a 30" x 8" OR 8" x 30" duct opening (measured at the opening)

actual front end outer dimensions are approximately 30 5/8" width X 10 5/8" height

High Quality – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges

and homeowners alike

8" x 8" [Duct Opening] Ceiling Supply Diffuser Vent Cover – 4-Way Airflow with Full Aluminum Frame, Back Blades & Opposing Blade Lever Damper [Outer Size: 11" x 11"] Sheet Metal Fittings + Product Details Size –+ 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