Whether in does the gallbladder choose the material 3042B food grade stainless steel, the welding craft whether does weld for the argon protection, decision unit water tank life

The heat insulating layer uses gathers the ammonia fat whole to become spongy becomes, its craft has decided the heat preservation performance fit and unfit quality and the winter use effect

The real null set heat pipe quality is the water heater key, it directly affects the entire water heater thermal efficiency.

The support rigidity decided the entire machine long-term use the security, designs whether reasonably, firm.

Above four the essential essential factor which are the solar-powered water heater chooses, guarantees the above essential factor, can guarantee the water heater the security, the durability, the energy conservation, the convenience and the comfortable contour end essential factor.