12" X 6" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White w28h28 + Product Details Outer dimensions:

+ Product Details Outer dimensions: 11

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diagonally feed it through the square hole

Simplified Installation: Our Radial Damper ensures easy setup

12" X 6" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White w28h28 + Product Details Outer dimensions:+ Product Details Outer dimensions: 13. 75"W x 7. 75"H fits a 12" X 6" duct opening Durable stamped steel construction ensures long lasting performance Designed for sidewall and ceiling installation with included screws Multi shutter damper with easy lever for precise airflow control Smooth powder coated white finish for a sleek look and scratch resistance + Product Description Maximize your homes airflow with this premium Air Supply Grille air supply