David Head is a name synonymous with style, elegance and luxury. As a brand, it has earned a reputation for creating high-quality products that exude sophistication and glamour. One of its latest
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Zhejiang Aodehua Technology Co.,Ltd: Aodehua group specializing in the heating & plumbing industry for more than 20 years. Our products including all kinds of high-grade brass valves, such as ball
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A reversing valve a type of valve and is a component in a heat pump, that changes the direction of refrigerant flow. By reversing the flow of refrigerant, the heat pump refrigeration cycle is changed from cooling to heating or vice versa.