Serpentine of pure red copper has three advantages:
It speeds up the heating time.
Maintains the degree of hot water.
It heats the water for evaporation temperature.
It has two handles:
The first handle to control the temperature.
The second handle to control the amount of water, works at the highest and lowest water pressure, that is, the water pressure does not affect his work.
It has a triple safety valve to protect against gas leakage.