电动球阀蓝头403全通径.三线二控220V 水暖 地暖电动二通三通球阀 'Electric ball valve blue head 403 full bore, three-wire two-control 220V water heating floor heating electric two-way three-way ball valve'

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Brand: Shanghai Zhoucheng valve Object of action: pipe use: switch control mode: switch type structure form: one-piece applicable industry: food nominal diameter: DN15, DN20, DN25 connection form: internal thread, internal thread connection form: spherical supplementary parameters: 2.5 specification and model: DN15 two-way, DN20 two-way, DN25 two-way, DN15 two-way full diameter, DN20 two-way full diameter, DN25 two-way full diameter applicable: widely used in heating, air-conditioning systems, floor heating systems, In the solar evacuation system. Drive mode: electric Applicable medium: water