![18"w X 6"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 19.75"w X 7.75"h]](http://havenlys.store/cdn/shop/files/71IVVVioTIL._AC_SX679.jpg?v=1790057362&width=120){kind=small}
18"w X 6"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 19.75"w X 7.75"h]
$144.59
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![18"w X 6"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 19.75"w X 7.75"h]](//havenlys.store/cdn/shop/files/71IVVVioTIL._AC_SX679.jpg?v=1790057362&width=3840)
![18"w X 6"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 19.75"w X 7.75"h]](http://havenlys.store/cdn/shop/files/71IVVVioTIL._AC_SX679.jpg?v=1790057362&width=3840)
![18"w X 6"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 19.75"w X 7.75"h]](http://havenlys.store/cdn/shop/files/812OyrIy1VL._AC_SX679_01966221-ef60-4596-ade6-43a96a706c45.jpg?v=1790057362&width=3840)
![18"w X 6"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 19.75"w X 7.75"h]](http://havenlys.store/cdn/shop/files/81DxlZXjfyS._AC_SX679_7197945c-c3bc-4716-8a75-e96a98ba0257.jpg?v=1790057361&width=3840)
18"w X 6"h Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - Black [Outer Dimensions: 19.75"w X 7.75"h]
$144.59