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A gas vent passing through a roof shall extend through the roof flashing, roof jack, or roof thimble and shall be terminated by a listed termination cap.

Related Code Sections

5.15 High Challenge Fire Walls, Roof Penetrations
Heat and smoke vents, skylights, and unprotected roof penetrations for air-handling equipment or smoke control systems shall be located at least 25 ...
503.6.3 Chimneys and Vents, Roof Penetration
A gas vent passing through a roof shall extend through the roof flashing, roof jack, or roof thimble and shall be terminated by a listed termination ...
503.7.5 Chimneys and Vents, Roof Penetrations
A pipe passing through a roof shall extend without interruption through the roof flashing, roof jack, or roof thimble. Where a single-wall metal pipe ...
503.7.5 Chimneys and Vents, Roof Penetrations
A pipe passing through a roof shall extend without interruption through the roof flashing, roof jack, or roof thimble. Where a single-wall metal pipe ...
1107.2.3 Refrigeration, Refrigerant Piping Penetrations
Refrigerant piping shall not penetrate floors, ceilings or roofs. Exceptions: Penetrations connecting the basement and the first floor ...