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Type-57P Butterfly Valves (1-1/2″ – 14″)

Type-57P butterfly valves are quarter turn valves with equal percentage type flow characteristics. They provide moderate flow control and therefore can be used for both on/off and modulating service. Good tolerance to suspended solids but not recommended for use with slurries or debris. The Type-57P butterfly valve is well suited for a wide variety of fluid flow applications.

New Design Features

  • Molded tag holes for valve identification and labeling
  • Redesigned indicator plate for lever handle models 0° closed to 90° open legend with 10° intervals
  • Increased internal sealing performance
  • New design disc and seat


  • 1-1/2″-14″ PP/PP/EPDM
  • 1-1/2″-14″ PVC/PP/EPDM


Ideal Applications Include: Isolation valves, control valves, chemical processing, water treatment, water features, fountains, aquariums, landfills, swimming pools, power plants, mining, transportation



1-1/2″ – 14″

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Seat Materials:


Disc Materials: