在太阳能封闭管路，尤其是高温需要热量的释放。DEZHI开发了一系列的创新和特殊的膨胀罐的太阳能系统适用于太阳能系统。

In the solar circuit the particularly high temperature requires heat relief. DEZHI has also developed a series of innovative and special expansion tanks for solar Energy systems. Satisfies the requests of the solar energy systems.