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International Fuel Gas Code 2012
Chapter 4 - Gas Piping Installations
Section 411 - Appliance and Manufactured Home Connections
411.1.2 Protection against damage. Connectors and tubing shall be installed so as to be protected against physical damage.
411.1.3.1 Maximum length. Connectors shall have an overall length not to exceed 6 feet (1829 mm). Measurement shall be made along the centerline of the connector. Only one connector shall be used for each appliance.
411.1.3.4 Shutoff valve. A shutoff valve not less than the nominal size of the connector shall be installed ahead of the connector in accordance with Section 409.5.
Enquanto houver uma válvula de fechamento à frente do conector, o conector estará protegido contra danos físicos e o conector terá menos de 6 'de comprimento. Não deve haver um problema.
Código adicional
Section 404 - Piping System Installation
404.16 Location of outlets. The unthreaded portion of piping outlets shall extend not less than l inch (25 mm) through finished ceilings and walls and where extending through floors or outdoor patios and slabs, shall not be less than 2 inches (51 mm) above them. The outlet fitting or piping shall be securely supported. Outlets shall not be placed behind doors. Outlets shall be located in the room or space where the appliance is installed.