![16" X 16" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 17.75" w X 17.75" h]](https://m.media-amazon.com/images/I/51lSjB5aflL.jpg "16\" X 16\" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 17.75\" w X 17.75\" h]")
16" X 16" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 17.75" w X 17.75" h]
Get Special Price 16 X 16 Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall or Ceiling - Grille Register - High Airflow - White [Out...