14" x 14" - 3-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover Color_Aluminum accordion-title { font-size: 18px

accordion-title { font-size: 18px

+ Product Details Size - 12"w X 30"h is the size for the duct opening measurement only

+ Product Details Size – 14" X 4" is the size for the duct opening (floor/vent hole) measurement only

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14" x 14" - 3-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover Color_Aluminum accordion-title { font-size: 18px+ Product Details Size 14" X 14" 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