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UPC - 098268638011
Z530-4NH-C
The low pressure range is 10 to 35 psi (69 to 241 kPa) with the standard setting at 50 psi (345 kPa)
UPC - 098268589863
Watts 957Z-NRS-FS 4 - Part of the 957 Series Sheet Drain UPC - 098268638011This 4 inch reduced pressure zone assembly backflow preventer help stop the reverse flow of liquids due to backpressure or backsiphonage, where potential health hazard exists. This extremely compact and lighter than a traditional designed assembly is approved for horizontal Z pattern installation as long as the backflow assembly is installed in accordance with the direction of the flow arrow. This assembly consists of a stainless steel body with a
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