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Aluminum Fresh Air Inlet Wall Cap for 8" Round Duct

Model Number: 643FA

The 643FA Aluminum Wall Cap is a robust, easy-to-install fresh air inlet. Compatible with 8" ducting. Not suitable for dryer venting.


  • Constructed of durable aluminum
  • Easy to install in new construction, replacement, or DIY applications
  • Integrated 6" aluminum duct connector
  • Compatible with 8" round ducting

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