So, once you have the glass door, you will know what size to make your batch heater.
好，选好了玻璃门，你就知道自己可以造多大尺码的热水器了。
And even that is only during winter when and if you drain the batch heater and use regular water pressure.
甚至乎只有在冬季，在你排空批量加热器、采用正常水压的时候才有压力。
I prefer the sliding glass doors for three reasons. They are a really good size for a batch heater, they are tempered safety glass and they are double layered for insulation.
个人喜欢选用滑动推拉玻璃门，理由有三：它尺寸刚刚好，又是双层钢化安全玻璃做的，还有保温的功能。
The only thing new to your existing system is the hose coming down from the batch heater, the batch connect valve, and the “T” connector at the Hot Out valve to tie it all together.
整个热水系统中只有从批量加热热水器引水的软管、连接阀、以及接在止热阀（the HotOut valve）上用作贯通的三通是新添加的。
The gravity feed batch solar heater is very simple to use.
重力供水太阳能热水器的操作方法很简单。
The gravity feed batch solar heater is very simple to use.
重力供水太阳能热水器的操作方法很简单。
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