10" x 10" - 1-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover 18" Round Duct Pipe + Product Details Size –

+ Product Details Size – 34"w X 14"h is the size for the duct opening measurement only

75" width X 29

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+ Product Details Size – 8"w X 12"h is the size for the duct opening measurement only

Easy Installation: Comes with mounting screws for a secure fit in minutes

10" x 10" - 1-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover 18" Round Duct Pipe + Product Details Size –+ Product Details Size 10" X 10" is the size for the duct opening measurement only, actual front end outer dimensions are 3". Design Equipped with lever for full airflow control; back blades made of black plastic for reduced air noise and discreet appearance; "Opposing" back blades, ensuring they don't overlap, provide precise damper control and superior air dispersion. High Quality Aluminum The premium durable aluminum will never rust and it will