10"W X 8"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 9.75"H] sidewall Actual Filter Size – 33

Actual Filter Size – 33 3/4"w x 19 3/4" x 1"

actual front end outer dimensions are approximately 32 5/8" width X 38 5/8" height

85" width X 15

Scratch-Resistant

+ Product Details Size – 18"w X 6"h is the size for the duct opening measurement only

10"W X 8"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 9.75"H] sidewall Actual Filter Size – 33+ Product Details Size 10"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are 11. 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