Do you really expect anyone to quote the entire NFPA 54? on here?
Natural gas sould be transfered in yellow pipes.
You DONT
Pressure.
Yellow
Try Nitrogen (For natural gas lines NOT cars /trucks etc)
OSHA has not established color code requirements for natural gas lines.
Natural gas sould be transfered in yellow pipes.
You DONT
No just make sure it follows all local laws.
Pressure.
natural gas?
pipe lines and stoves
It depend on how cold it gets in the basement.
Yellow
Try Nitrogen (For natural gas lines NOT cars /trucks etc)
What does your local code say
yes. Generally caused by ruptured natural gas lines.