6" X 6" [Duct Opening] 3-Way Air Vent Adjustable Aluminum Curved Blades Integral Multi-Shutter Damper HVAC Diffuser [Outer Dimensions: 7.75"W X 7.75"H] w32h32 + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

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

/* more inner breathing room */ border-radius: 6px

+ Product Description Introducing our High-Quality Copper Coil

actual front end outer dimensions are 19" Width X 11" Height

Actual Filter Size – 29 3/4"w x 29 3/4" x 1"

6" X 6" [Duct Opening] 3 Way Air Vent Adjustable Aluminum Curved Blades Integral Multi Shutter Damper HVAC Diffuser [Outer Dimensions: 7.75"W X 7.75"H] w32h32 + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 6"w X 6"h is the size for the duct opening measurement only * more inner breathing room * border radius: 6px