Watts Series ET non-potable water expansion tanks may be installed in a tee or any other suitable tapping in the heating system and can be installed in a vertical or horizontal position.

• 美国瓦茨系列ET非饮用水膨胀罐可以安装在一个T形管或供暖系统上任何其他适合的连接端口上，可以垂直安装或水平安装。