![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/715A91hprfL._AC_SX679_10407523-4e50-4a35-9752-b740fdb79399.jpg?v=1790057408&width=120)
12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]
$63.90
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![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](//roomoraa.store/cdn/shop/files/715A91hprfL._AC_SX679_10407523-4e50-4a35-9752-b740fdb79399.jpg?v=1790057408&width=3840)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/715A91hprfL._AC_SX679_10407523-4e50-4a35-9752-b740fdb79399.jpg?v=1790057408&width=3840)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/61fhLdCWsmL._AC_SY879_7081e1e6-842a-4314-acce-c658746a944f.jpg?v=1790057407&width=3840)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/71mOdwfiVoL._AC_SX679_cc0f10fc-3e33-442a-979d-5df95dcc46fb.jpg?v=1790057408&width=3840)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/71K-lYpGKDL._AC_SX679_01126c2d-4096-4ac3-90d9-6111b6aa618e.jpg?v=1790057408&width=3840)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/514sRVSd0dL._AC_f169393e-15e9-4075-a707-abd2ece72504.jpg?v=1790057407&width=3840)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/812OyrIy1VL._AC_SX679_3c8b2192-b368-4e27-be2c-20a42e0b4f04.jpg?v=1790057408&width=3840)
![12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]](http://roomoraa.store/cdn/shop/files/81DxlZXjfyS._AC_SX679_7f61c71f-c6b9-4bbc-bdc9-ca5b4b0489c8.jpg?v=1790057408&width=3840)
12"w X 4"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 13.75"w X 5.75"h]
$63.90