The size of a gas line for a stove can vary depending on the specific requirements of the stove and the local building codes and regulations. In residential settings, the most common gas line size for a stove is typically 1/2 inch or 3/4 inch in diameter. The size needed will depend on factors such as the stove's BTU (British Thermal Unit) rating, the distance from the gas meter, and the total gas demand in the household.
If you are installing a gas line for a stove, it is essential to consult a licensed professional or a qualified gas technician to ensure the proper sizing and installation of the gas line. Improperly sized or installed gas lines can be dangerous and lead to gas leaks or other hazards. Additionally, local building codes and regulations must be followed to ensure compliance and safety.