4" to 5" Round Duct Expander (465B) by Broan-Nutone®. 4" To 5". This duct increaser is designed to fit with Broan-Nutone InVent fan duct connector assemblies. It will work with 5" round duct systems and is UL 94 compliant for flammability.
Features
Expand from 4" to 5" duct
Allows easy connection of a ventilation fan (with 4" round duct connector) to 5" round ducting
UL 94 compliant for flammability
Broan-NuTone® believes that better quality air means a better quality of life. And so Broan-NuTone lead the industry with forward-thinking residential ventilation products, customized climate, and indoor air quality solutions that are all backed up by award winning customer service. Headquartered in Hartford, Wisconsin, Broan-NuTone employs over 2,500 around the world.
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Broan-Nutone® 465B - 4" to 5" Round Duct Expander
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