Series 7 should be installed downstream of the water meter and of the water pressure regulator.
Series 7 should be installed downstream of the water meter and of the water pressure regulator.
系列7应该安装在水表和水压力调节器的下游。
Series 7 should be installed downstream of the water meter and of the water pressure regulator.
系列7应该安装在水表和水压力调节器的下游。