8"w x 8"h 2-Way AIR Supply Diffuser - Vent Duct Cover - Grille Register - Sidewall or Ceiling - High Airflow - White w24h24 + Product Details Size -

+ Product Details Size - 14"w X 22"h X 2"d (for duct opening measurement only)

Pressure Rating: 2100 to 7000 PSI

+ Product Details Size - 36"w X 18"h X 2"d (for duct opening measurement only)

Backflow Stopper - Yes

+ Product Details Size – 24" x 24" with 10" collar T-Bar drop ceiling perforated return grill - metal back casing

8"w x 8"h 2-Way AIR Supply Diffuser - Vent Duct Cover - Grille Register - Sidewall or Ceiling - High Airflow - White w24h24 + Product Details Size -+ Product Details Size 8"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" width X 9. 75" height. High Quality High grade steel construction with easy unrestricted air flow for your HVAC system. Installation Location Sidewall & ceiling. Design Multi shutter damper with handle lever for easy opening and closing screws included. Powder Coat Finish Smooth, shiny, scratch resistant, with