Broan 424 Rear Transition - 4-1/2" to 18-1/2" to 10" Round, Aluminum
Duct Diameter: 10
Nutone 424 Rear Transition 4-1/2" X 18-1/2" to 10" Round
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Broan-NuTone
{"Product Dimensions": "20.04 x 0.92 x 1 inches", "Item Weight": "1 Pounds", "Department": "Home & Garden", "Manufacturer": "Broan", "Item model number": "424", "Assembly required": "No", "Batteries required": "No", "Brand": "Broan-NuTone", "Color": "aluminum", "Material": "Alloy Steel"}