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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
This kit consists of disc assembly
it combines robust materials
Gasketed Drain Support Flange: Provides structural support and sealing against lateral loading and waterproofing integrity
Watts 957N-DOSY 4 - Part of the 957 Series Inserta Tee ductile iron grate with 37This 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
US$ 199.50
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US$ 199.50
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