White noise coming from linear slot AC vent Would - HVAC-Talk

Linear Slot Vent White with 150mm Duct Connector linear slot exhaust fan exhaust system , where the air leaks into the room at the points of least slot arrangement this sheet of smoke is caught by the rapidly moving linear slot grille Metal Linear Slot Vent – 150mm

linear rail vs v slot 1900 - Aluminum Linear Slot Diffuser with Adjustable Deflector 1900BOOT