✅ Compatibility

• Make: Watts Regulator (Watts Water Technologies)
• OEM / Cross Reference Part Numbers:
  • Watts: 0887793, 887793, RK-009M2-T
• Fits Watts Reduced Pressure Zone (RPZ) Assemblies:
  • Watts 009 1" Reduced Pressure Zone Assembly (RPZ Backflow Preventer)
  • Watts LF009 1" Reduced Pressure Zone Assembly (LF = Lead Free / NSF 61 compliant)
• Common Applications:
  • Commercial and industrial building domestic water supply backflow prevention
  • Fire sprinkler system water supply protection
  • Commercial and residential irrigation system backflow prevention
  • Industrial process water supply protection
• Note: Verify your Watts 009 / LF009 assembly size (1") and model before ordering. This kit is for 1" assemblies only. Contact us if unsure.

🔧 Product Highlights

• Complete Total Repair Kit — All Components for a Full RPZ Annual Service: The Watts RK-009M2-T total repair kit includes all internal components required for a complete annual inspection, testing, and overhaul of the Watts 009 / LF009 1" RPZ assembly — restoring full backflow prevention performance and ensuring regulatory compliance
• Watts 009 / LF009 — North America’s Most Widely Installed Commercial and Industrial RPZ Backflow Preventer: The Watts 009 and LF009 reduced pressure zone assemblies are among the most widely installed commercial and industrial backflow preventers in North America — trusted by plumbing engineers, fire protection contractors, and building facility managers for decades. The LF009 is the lead-free NSF 61-compliant version required for potable water applications in most US states
• Annual Inspection and Repair Kit — Code-Required Maintenance for RPZ Assemblies: In most US states and Canadian provinces, reduced pressure zone backflow preventers are required by plumbing code to be tested and serviced annually by a certified backflow prevention assembly tester. The RK-009M2-T total repair kit provides all components needed to restore the 009 / LF009 to full performance during annual service, avoiding the cost of full assembly replacement
• Watts Regulator — The World’s Leading Manufacturer of Backflow Prevention Assemblies: Watts Regulator (Watts Water Technologies) is one of the world’s leading manufacturers of backflow prevention, pressure regulation, and flow control products — trusted by licensed plumbers, fire protection engineers, and building facility managers globally for their Watts engineering quality and regulatory compliance
• Lead-Free LF009 — NSF 61 / NSF 372 Compliant for Potable Water Applications: The Watts LF009 is the lead-free version of the 009 RPZ assembly — compliant with NSF 61 and NSF 372 (lead-free) standards required for potable water contact applications in most US states under state plumbing code amendments. The RK-009M2-T repair kit is compatible with both the standard 009 and the lead-free LF009
• Restores Full Backflow Prevention and Regulatory Compliance: Corrects check valve failure, relief valve weeping, seat leakage, and reduced differential pressure caused by worn internal components — restoring the Watts 009 / LF009 to full RPZ performance and ensuring continued plumbing code compliance

📦 What's Included

• 1× Total Repair Kit 1" (Watts 0887793 / RK-009M2-T) — New Aftermarket — includes all internal components required for full annual service of the Watts 009 / LF009 1" RPZ assembly

🔑 Key Specs

• Watts Part Numbers: 0887793, 887793, RK-009M2-T
• Assembly Size: 1" (one inch) — fits 1" Watts 009 / LF009 only
• Assembly Type: Reduced Pressure Zone (RPZ) backflow preventer
• Kit Type: Total repair kit — all internal service components included
• Compatible Assemblies: Watts 009 1" RPZ / Watts LF009 1" RPZ (Lead Free / NSF 61)
• Application: Commercial building / industrial / fire sprinkler / irrigation backflow prevention — annual inspection and service
• Standards: Compatible with NSF 61 / NSF 372 compliant LF009 lead-free assemblies
• Condition: New Aftermarket
• SKU: 0887793

⚠️ This kit fits 1" Watts 009 / LF009 RPZ assemblies only. RPZ backflow preventer repair and testing must be performed by a certified backflow prevention assembly tester (BPAT) in accordance with local plumbing code. Please verify your assembly model and size before purchasing. Contact us if unsure.