Sight Glasses

Sight Glasses

Sight glasses allow quick & easy visual inspection throughout your system;

  • Assess correct flow indication
  • Detect blocked flow
  • Identify any live steam or vapour leakage
  • Inspect colour of product throughout process
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Not all products are available in all markets.  Please choose your National Spirax Sarco Web Site or Contact Us for further information.

What do I do now?

Find further information on Sight Glasses in the sections below, or get in touch for further assistance.

Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders
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Technical Information

Use our technical information sheets for a full technical specification of the product. They typically include:

  • Pressure/temperature limits
  • Materials
  • Sizes & connections
  • Dimensions & weights
  • Capacity charts
  • Ordering information
Title Reference Number Issue File Size
PDF Sight Check (Combined Sight Glass & Check Valve) - - 71 KB
PDF Sight Glasses - - 84 KB
PDF SG13 Brass Sight Glass TI-P130- 11 5 74 KB
PDF SG253 Sight Glass TI-P130- 01 9 549 KB
PDF SGC40 and SGS40 Sight Glasses TI-P130- 28 8 269 KB
PDF Sight Check (combined sight glass and check valve) TI-P022- 01 8 135 KB
PDF Single Window and Double Window Sight Glasses TI-P022- 05 4 140 KB
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Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders