Watts Regulator Company 0887134 RPZ Backflow Repair Kit

Description:

The Watts RK909-CK2 Repair Kit (Part Number 0887134) is a check valve repair kit designed for 1-1/4 inch through 2 inch Watts Series 909 Reduced Pressure Zone (RPZ) Backflow Preventers, providing the internal components required to restore proper check valve operation and backflow protection performance. Commonly installed in commercial plumbing systems, fire protection service lines, irrigation networks, industrial facilities, municipal water systems, and potable water distribution applications utilizing Watts 909 RPZ assemblies. Maintenance technicians, backflow specialists, plumbing contractors, and facility operators use this repair kit for preventive maintenance, annual testing repairs, compliance upgrades, and rebuilding worn backflow prevention assemblies.

Applications:

The Watts RK909-CK2 Repair Kit is widely used in hospitals, schools, universities, manufacturing facilities, commercial buildings, apartment complexes, municipal water systems, irrigation installations, industrial plants, water treatment facilities, and institutional plumbing networks. The kit restores the performance of Watts Series 909 Reduced Pressure Zone assemblies by replacing worn check valve components that can affect sealing integrity, pressure differential performance, and regulatory compliance. It is commonly specified during certified backflow testing, scheduled maintenance programs, valve overhauls, and corrective repair projects where maintaining reliable protection of potable water supplies is critical for system safety and operational continuity.

Technical Specifications:

• Manufacturer Part Number (MPN): 0887134
• Brand: Watts
• Model: RK909-CK2
• Product Type: Check Valve Repair Kit
• Compatible Series: Watts 909 RPZ Backflow Preventer
• Compatible Valve Sizes: 1-1/4 in. to 2 in.
• Application: Backflow Preventer Maintenance and Repair
• Kit Type: Second Check Valve Repair Kit
• Function: Restore Check Valve Performance
• Service Media: Potable Water
• Compatible Equipment: Watts Series 909 RPZ Assemblies
• OEM Replacement Part: Yes
• Installation: Field Serviceable
• Maintenance Type: Preventive and Corrective Repair
• Application Environment: Commercial, Industrial, Municipal, and Institutional Water Systems
• Function: Backflow Protection System Restoration
• Compatible Use: Annual Testing and Compliance Repairs
• Construction: Factory Replacement Components
• Lead Free Compatible: Applicable with Series Configuration

Common Replacements:

• Watts RK909-CK1 First Check Repair Kit
• Watts RK909-RT Rubber Parts Repair Kit
• Watts RK909-T Complete Repair Kit