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Fire damper ductwork floor penetration


  • 31.05.2018
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Duct penetrations through fire rated assemblies Non

guideline on throughpenetration firestopping second edition august 2007 sheet metal and air conditioning contractors national association, inc.


Understanding Fire & Smoke Damper Application

Feb 09, 2018  Depending on the size of the duct work you can either protect with fire resistant shafts with the duct penetrations protected by fire damper or protect the duct penetration at each floor (see below). All duct penetrations must comply with the product installation instructions and guidelines for the application as listed by a


Mechanical duct -floor penetration NFPA Xchange

Fire, Smoke and Radiation Dampers such as a wall, floor, or ceiling assembly, that is designed and constructed to restrict the movement of smoke. project's drawings all duct penetrations of fireresistive assemblies

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