Water meter for threaded, spherical ink copper rod, internal threaded connection; Through installation, can guarantee accurate flow measurement. The fire meter is designed for fire protection condition working, which works stably in the fire hazard environment environment and is stable and reliable data. The control gate valve for the heating system is called the heating gate valve. The spherical ink copper rod has good strength and corrosion resistance. They are widely employed in water supply networks, fire protection and HVAC systems.
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