Full View Dual Window

dual window wash out


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


Brochure: Full View Dual Window

IOM: Sight Flow Indicators and Sight Windows Installation, Operation, and Maintenance Manual