1. Different pipe diameters: 3-point gas pipe is also called 3/8 inch pipe, and its pipe diameter is generally 9.525 mm. The 4-point gas pipe is also called a 1/2 inch pipe, and its pipe diameter is generally 12.5 mm.
2. The gas volume is different: because the diameter of the 3-point gas pipe is smaller, and the diameter of the 4-point gas pipe is larger, the gas volume of the 3-point gas pipe is generally smaller than that of the 4-point gas pipe, and the firepower is also smaller. Some.
If it is used by ordinary households, generally only 3 points of gas pipe can be used to meet the needs of daily life. If it is used in restaurants or hotels, you should choose to use 6 points of gas pipe, because these places are generally used. A hot stove requires a larger amount of gas.