12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]
Premium Quality: Robust steel build, durable powder coat finish, smooth, glossy, resistant to scratches, no sharp edges, includes screws that match vent cover color for easy installation
Customizable Airflow: Adjustable airflow system lets you tailor air supply to meet specific ventilation needs or personal comfort levels
Complete Control: 190-degree vertical and horizontal air direction control for precise airflow management
Protected Packaging: Carefully wrapped with cardboard backing to ensure safe delivery
Smooth Operation: Noise-free components, unrestricted airflow, and a control lever designed for seamless performance to maintain a quiet and efficient HVAC system
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]](http://smokeysbbqshop.com/cdn/shop/files/71_fo8EldbL._AC_SX679.jpg?v=1773836375&width=1445)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]](http://smokeysbbqshop.com/cdn/shop/files/71OF10l8HGL._AC_SX679.jpg?v=1773836375&width=1445)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]](http://smokeysbbqshop.com/cdn/shop/files/71as7xBDwSL._AC_SX679.jpg?v=1773836374&width=1445)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]](http://smokeysbbqshop.com/cdn/shop/files/71ZEdyhnAxL._AC_SX679.jpg?v=1773836375&width=1445)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]](http://smokeysbbqshop.com/cdn/shop/files/81U57JIIkWL._AC_SX679.jpg?v=1773836375&width=1445)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]](http://smokeysbbqshop.com/cdn/shop/files/812OyrIy1VL._AC_SX679_dbeb75dd-7236-4232-9014-03696eeeebc8.jpg?v=1773836375&width=1445)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 13.75"w X 5.75"h]](http://smokeysbbqshop.com/cdn/shop/files/81DxlZXjfyS._AC_SX679_0ed650f6-6801-4e80-93a3-fd59e200236f.jpg?v=1773836375&width=1445)