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// CODE SNIPPET

608.1.3 Location of Air Outlets

NYC Mechanical Code 2008 > 6 Duct Systems > 608 Air Outlets and Air Inlets > 608.1 Air Outlets > 608.1.3 Location of Air Outlets
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The location of air outlets shall comply with the following requirements:
  1. Air outlets shall be located at least 3 inches (76 mm) above the floor.
    Exception: Air outlets may be located less than 3 inches (76mm) above the floor where provisions have been made to prevent dirt and dust accumulations from entering the system.
  2. Where located less than 7 feet (2134 mm) above the floor, outlet openings shall be protected by a grille or screen having openings through which a 1/2-inch (12.7 mm) sphere cannot pass.
  3. Grilles may be located in floors provided they are installed so that they may be removed for cleaning purposes and provided they are constructed as follows:
    1. Grilles up to 3 square feet (0.2787 m2) in gross area shall be designed to support a concentrated live load of 250 pounds (114 kg) on any 4 square inches (2580 mm2) of surface.
    2. Grilles over 3 square feet (0.2787 m2) in gross area shall be designed to support the same loads as the floor in the area where used.
    3. If located where they may be walked upon, the opening in grilles shall reject a 1/2-inch (12.7 mm) sphere.

Related Code Sections


608.1.3 Duct Systems, Location of Air Outlets
The location of air outlets shall comply with the following requirements: Air outlets shall be located at least 3 inches (76 mm) above ...
NYC Mechanical Code 2014 > 6 Duct Systems > 608 Air Outlets and Air Inlets > 608.1 Air Outlets > 608.1.3 Location of Air Outlets
608.1.3 Duct Systems, Location of Air Outlets
The location of air outlets shall comply with the following requirements: Air outlets shall be located at least 3 inches (76 mm) above ...
NYC Mechanical Code 2008 > 6 Duct Systems > 608 Air Outlets and Air Inlets > 608.1 Air Outlets > 608.1.3 Location of Air Outlets
Reference Standard 13 Mechanical Ventilation, Air Conditioning, and Refrigeration Systems [PDF] (page 2)
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NYC 1968 Code (Vol II) [PDF] > Reference Standard 13 Mechanical Ventilation, Air Conditioning, and Refrigeration Systems
506.3.12.3 Exhaust Systems, Termination Location
into a building where air from the exhaust outlet discharges away from such locations ...
NYC Mechanical Code 2008 > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment > 506.3 Ducts Serving Type I Hoods > 506.3.12 Exhaust Outlets Serving Type I Hoods > 506.3.12.3 Termination Location
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and air intake openings into a building where air from the exhaust outlet discharges away from such locations ...
NYC Mechanical Code 2014 > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment > 506.3 Ducts Serving Type I Hoods > 506.3.12 Exhaust Outlets Serving Type I Hoods > 506.3.12.3 Termination Location
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