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// CODE SNIPPET

506.4 Ducts Serving Type II Hoods

2014 FBC - Mechanical, 5th edition > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment > 506.4 Ducts Serving Type II Hoods
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Commercial kitchen exhaust systems serving Type II hoods shall comply with Sections 506.4.1 and 506.4.2.

506.4.1 Ducts

Ducts and plenums serving Type II hoods shall be constructed of rigid metallic materials. Duct construction, installation, bracing and supports shall comply with Chapter 6. Ducts subject to positive pressure and ducts conveying moisture-laden or waste-heat-laden air shall be constructed, joined and sealed in an approved manner.

506.4.2 Type II Terminations

Exhaust outlets serving Type II hoods shall terminate in accordance with the hood manufacturer's installation instructions and shall comply with all of the following:

  1. Exhaust outlets shall terminate not less than 3 feet (914 mm) in any direction from openings into the building.
  2. Outlets shall terminate not less than 10 feet (3048 mm) from property lines or buildings on the same lot.
  3. Outlets shall terminate not less than 10 feet (3048 mm) above grade.
  4. Outlets that terminate above a roof shall terminate not less than 30 inches (762 mm) above the roof surface.
  5. Outlets shall terminate not less than 30 inches (762 mm) from exterior vertical walls.
  6. Outlets shall be protected against local weather conditions.
  7. Outlets shall not be directed onto walkways.
  8. Outlets shall meet the provisions for exterior wall opening protectives in accordance with the Florida Building Code, Building.

Related Code Sections


506.4 Exhaust Systems, Ducts Serving Type II Hoods
Ducts and plenums serving Type II hoods shall be constructed of rigid metallic materials. Duct ...
2017 FBC - Mechanical, 6th edition > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment > 506.4 Ducts Serving Type II Hoods
506.4 Exhaust Systems, Ducts Serving Type II Hoods
Ducts and plenums serving Type II hoods shall be constructed of rigid metallic materials. Duct ...
2014 FBC - Mechanical, 5th edition > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment > 506.4 Ducts Serving Type II Hoods
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Ducts and plenums serving Type II hoods shall be constructed of rigid metallic materials. Duct ...
2020 FBC - Mechanical, 7th edition > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment > 506.4 Ducts Serving Type II Hoods
506.4.2 Exhaust Systems, Type II Terminations
Exhaust outlets serving Type II hoods shall terminate in accordance with the hood manufacturer's installation instructions and shall comply with all ...
2020 FBC - Mechanical, 7th edition > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment > 506.4 Ducts Serving Type II Hoods > 506.4.2 Type II Terminations
Section 506 Exhaust Systems, Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment
Ducts and plenums serving Type II hoods shall be constructed of rigid metallic materials. Duct construction, installation ...
2017 FBC - Mechanical, 6th edition > 5 Exhaust Systems > 506 Commercial Kitchen Hood Ventilation System Ducts and Exhaust Equipment
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