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Figure 87L Swing Check Valve
Keystone Figure Swing Check Valve, 87L

Figure 87L Swing Check Valve

Brand: Keystone
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The F87L is a resilient seated double flange rubber disc check valve for reliable reverse flow protection in sewage/water applications.
Features
  • Double flanged design.

  • The flap is totally encapsulated in NBR rubber for superior sealing and corrosion resistance.

  • The flap rises above the flow path reducing wear and allows for a flushing action during operation.

  • All iron components are coated in fusion bond epoxy resin.

  • Top entry cover allows for easy access for cleaning and maintenance.

  • Full flow design for less head loss, less debris accumulation and easy maintenance.

  • Lower open pressure and excellent seal performance of low pressure.

  • Simple construction with the flap the only moving part.

  • 45° seat angle reduces flap travel, minimizing slamming and resultant pipe damaging water hammer.

  • Accessories including limit switches and backflow actuator.

    • Specifications

    Brand

    Body Design

    • Top Entry

    End Connection

    • Flanged

    Material

    • Ductile Iron

    Media

    • Water

    Pressure Class

    • PN

    Seat / Seal Type

    • Resilient

    • Water Distribution
    • Wastewater Treatment
    • Wastewater Collection
    • Water Treatment

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