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Winters D81 Isolation Ring
This isolation ring is ideal for measuring pressures of viscous or slurry media, utilizing a flow-through system that eliminates clogging or pressure blocking from occurring.
Designed for installation in water treatment facilities, mining and pulp & paper plants.
Winters D81 Isolation Ring Seal


WIR Wafer:
Nests inside bolt circle
Full flange (150# standard, 300# optional)
Threaded connections


  • Various materials/configurations available
  • Unique WinCONNECT fitting allows for easy field removal of gauge or switch
  • Thicker break-resistant instrument stem
  • Optional tees for installation of multiple instruments
  • ASME B40.100 compliant
  • 5 year warranty