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![Photo 1 of 18 x 8 Duct Hole] Aluminum Single Deflection Adjustable Air Supply Sidewall or Ceiling Vent Cover: Customize Airflow with Movable Blades [19.6 x 9.6" Face].](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1013485454%2F4A5iYM4Z3ng48b9JmnULz.jpg?alt=media&token=f7fe614a-7bed-4a32-b867-46595cbdd98d)
![Photo 1 of 18 x 8 Duct Hole] Aluminum Single Deflection Adjustable Air Supply Sidewall or Ceiling Vent Cover: Customize Airflow with Movable Blades [19.6 x 9.6" Face].](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1013485454%2FARGqM8GNGHo0B90iM-BS9.jpg?alt=media&token=34eeb374-7af6-4dc1-b922-59a754973789)
![Photo 3 of 18 x 8 Duct Hole] Aluminum Single Deflection Adjustable Air Supply Sidewall or Ceiling Vent Cover: Customize Airflow with Movable Blades [19.6 x 9.6" Face].](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1013485454%2FfguvZ5c0hdTJ5eGLpJL3R.jpg?alt=media&token=10d42b49-7200-45c6-b011-176d6770ab0b)