Watts 957N-NRS 10 - Part of the 957 Series inlet-protection-finder This repair kit is for

This repair kit is for the replacement of the 8 to 10 inch backflow preventer relief valve

Fence Height: 24"

bronze disc

while the perforated stainless-steel ballast guard helps prevent soil and debris from entering the drain

This relief valve rubber parts replacement kit is used for repairing the parts to a relief valve

Watts 957N-NRS 10 - Part of the 957 Series inlet-protection-finder This repair kit is forThis 10 inch 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 N pattern