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4" PVC ProCheck Backwater Valve
Brand: Sioux Chief
Part#: 869-S4P
made in usa

  • 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-S4PS. For deep bury, use 869-S4PDB adapter, 6" Sch 40 PVC pipe (for sleeve) and 1-1/2" Sch 40 PVC pipe (glued to carrier for removal of the flapper)
  • Arrow on the valve marks flow direction
  • UPC listed
  • Design in accordance to ASME A112.14.1-2003
  • Made in the USA.

Technical Specifications:
  • Connection: 4" SCH40 Hub (Solvent Weld PVC)
  • Backflow pressure: up to 10 psi
  • Valve height: 6-1/2"
  • Valve width: 10-1/8"
  • Valve material: PVC
  • Flapper material: Elastomer overmolded polypropylene
  • Valve lid material: Impact resistant HDPE.
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