6” PVC ProCheck Backwater Valve

The 869-6P from Sioux Chief is a 6” PVC Backwater Valve. 


  • Threaded top valve cover seals hand-tight and provides easy access for maintenance, inspection and repair;
  • Molded flapper seals better than O-ring and can be removed for cleaning or replacement without removing the entire valve;
  • Notches on the valve prevent wrong re-installion of the carrier and flapper;
  • Valve is intended for standard (non-bury) installations. For shallow-depth bury, see part# 869-S3PS;
  • For shallow or deep-bury applications, use 10" SCH40 pipe to make an extension;
  • For GRAVITY FLOW applications only;
  • UPC listed;
  • Design in accordance to ASME A112.14.1-2003;
  • Made in the USA.

Technical Specifications:

  • Connection: 6" SCH40 Hub (Solvent Weld PVC);
  • Backflow pressure: up to 10 psi;
  • Valve height: 9-3/4";
  • Valve width: 15-3/8";
  • Valve material: PVC;
  • Flapper material: Elastomer overmolded polypropylene;
  • Valve lid material: Impact resistant HDPE.
Hub (Socket)
Product Type
Backwater Valves
PVC Fitting Type
Backwater Valves
Sioux Chief

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6” PVC ProCheck Backwater Valve

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  • 6” PVC ProCheck Backwater Valve QR Code
  • Brand: Sioux Chief
  • Model: 869-6P
  • MPN: 869-6P
  • Availability: 1
  • $ 149.95

Tags: Backwater Valves, PVC Valves, Plumbing Valves, Heating Supply, Residential Plumbing