CAST was informed yesterday from Wuhan, Wuhan, an invention of water-savingvalve high school students, can not drop water heater outlet pipe in cold water.
昨日从武汉市科协获悉，武汉一高中生发明的节水阀，可使热水器出水管中不出一滴凉水。
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Bottom valve is a energy savingvalve, usually installed in the straw at the bottom of the underwater pump. Limit the liquid return pipe water pump, plays not only into the function.
The water flow control valve can adjust the water flow into a shower water flow and a columns-shaped water flow to be selected based on the need and thus reach the purpose of water saving.