8"W X 8"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 9.75"W X 9.75"H] 8" Diameter With its reliable construction and

With its reliable construction and sleek design

Actual Filter Size – 19 3/4"w x 9 3/4" x 1"

3/8” - 4223 PSI

Actual Filter Size – 31 3/4"w x 5 3/4" x 1"

Carefully packaged for protection during shipment

8"W X 8"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 9.75"W X 9.75"H] 8" Diameter With its reliable construction and+ 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