16" X 8" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 17.75"w X 9.75"h] 18 X 8 White
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16" X 8" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 17.75"w X 9.75"h] 18 X 8 White