12" x 12" - 2-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover w18h18 + Product Details Size –

+ Product Details Size – 10"w X 26"h is the size for the duct opening measurement only

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no questions asked

+ Product Details Size – 15" Corner Baseboard Grille - White - HVAC corner vent cover

actual front end outer dimensions are approximately 36 5/8" width X 32 5/8" height

12" x 12" - 2-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover w18h18 + Product Details Size –+ Product Details Size 12" X 12" 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