8" X 8" [Duct Opening] 4-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 9.75"W X 9.75"H] w36h36 also referred to as T-Bar

also referred to as T-Bar or Lay-in system

Carefully Shrink Wrapped – With cardboard backing to prevent damage in shipment

+ Product Details Size - 30"w X 22"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 30 5/8" width X 32 5/8" height

+ Product Details Operating Temperature From -40°F To +248°F [-40°C To +120°C]

8" X 8" [Duct Opening] 4-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 9.75"W X 9.75"H] w36h36 also referred to as T-Bar+ Product Details Size 8"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are 9. 75" width X 9. 75" height. Design Individually adjusting curved blades. Multi shutter damper with handle operator to adjust air flow. Screws Included High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds a