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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
UPC - 098268689938
it combines robust materials
ductile iron grate with 37 square inches of free area and a 4 inch no hub outlet
Low pressure range 10 to 35 psi (5
NPT male inlet and 3/4 inch NPT female outlet connections
Watts 957N-DOSY 4 - Part of the 957 Series Inserta Tee UPC - 098268689938This 4 inch N pattern reduced pressure zone assembly backflow preventer helps prevent the reverse flow of fire protection substances and water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. This extremely compact and lighter than a traditional designed assembly is approved for horizontal installation
