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Broan 4 1/2 x 18 1/2 TO 10" Round duct Transition.
Model Number: 423
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Description & Documents
Allows for quick transition to easy-to-obtain-and-install round ducting. Accepts 10" round duct. Galvanized steel.
Dimensions: Measures 10-1/2" high
Brand Name: Losone Select®
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