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Full View Dual Window 

Dual windows provide 100% redundancy at every opening.  Sight flow indicators with FM approved dual window assemblies have four (4) window discs per unit.  All materials, borosilicate glass, UniGlas®,  and Quartz are available in a dual window configuration.


  • Each window independently mounted to isolate window breakage

  • Excellent thermal shock resistance

  • Maximizes the unit safety factor

  • FM Approved

full view dual window
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