12"W X 8"H [Duct Opening] Never Rust Plastic 3-Way-Vertical Air Supply Register - HVAC Vent Duct Grille - Off White [Outer Dimensions: 13.75"W X 9.75"H] tool belt + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size - 34"w X 10"h is the size for the duct opening measurement only

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Dimensions With Outer End are 7

Applications – The vertical transition duct 45-degree elbows are used for changing the vertical direction of the rectangular duct

Equipped with a lever to adjust airflow to your preference

12"W X 8"H [Duct Opening] Never Rust Plastic 3 Way Vertical Air Supply Register HVAC Vent Duct Grille Off White [Outer Dimensions: 13.75"W X 9.75"H] tool belt + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 34"w X 10"h is the size for the duct opening measurement only you're covered by our 100% Money Back Guarantee