Backflow Preventer Application: Fire alarming system, industrial valve, fire protection system, potable water system, sewage system Product Characteristic1.Straight-through structure, decompression principle type backflow preventer2.Independent quick-closing double check valve + permanent decompression isolation chamber + drain valve+ measurable hole = five-fold insurance function3.Can prevent siphon backflow and back pressure backflow4.Can be used for continuous water flow5.Can prevent the backflow of toxic and contaminated fluidsProduct DescriptionOptional MaterialBody: QT450 / Stainless Steel 304Cover: QT450 / Stainless Steel 304Check Valves: Stainless Steel 304 / QT450Relief Valve: Stainless Steel 304 / QT450Supplied SpecificationSize: DN40-DN300DN40 & DN50 ThreadedDN50-DN300 FlangedPressurePN10 & PN16Medium & Temp.Clean Water Temp.
Quality Backflow Preventer Check Valve for Water products, provide good price Backflow Preventer Check Valve for Water from .
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