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Source Flow switch for boiler Ariston ,Beretta ,Fondital , Immergas ( 33900004,1.018914,1.01542) on m.alibaba.com
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Series FS-2 | Vane Flow Switch is an economical flow proving solution. Adjustable to fit one to eight inch pipes. Applications include hot water heaters, chillers, machinery, cooling lines, and boiler flow
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