Watts 7018135 Repair Kit, First Check, 8" Reduced Pressure Zone Backflow Preventer, 957/957RPDA

A Watts 7018135 first check repair kit provides replacement components for the first check assembly in compatible reduced pressure zone backflow preventers.

• Real OEM parts support proper fit and function in compatible assemblies.
• Product Type: First Check Repair Kit
• Kit Purpose: Or replace the first check assembly
• Included Components: Module, check module O-ring, red silicone disc elastomer
• Fits Popular Models: 957RPDA Series, 957 Series