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Sight Glasses


Protect Plant Equipment

Improve Operational Efficiency


Sight glasses allow quick and 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.

Product Brochure


Pipeline Ancillaries Overview



reference number



Download PDF

Technical Documentation

document language reference number download
SG13 Brass Sight Glass English TI-P130-11 Download PDF
SG253 Sight Glass English TI-P130-01 Download PDF
SGC40 and SGS40 Sight Glasses English TI-P130-28 Download PDF
Single Window and Double Window Sight Glasses English TI-P022-05 Download PDF

Installation Documentation

document language reference number download
SGC40 and SGS40 Sight Glasses English IM-P130-29 Download PDF
Sight Check (combined sight glass and check valve) English IM-P022-02 Download PDF
Single and Double Window Sight Glasses and Sight Check English IM-S32-04 Download PDF

You can count on us

Our warehouse are open and our personnel are working to ensure we can continue to supply the essential products and services that our customers need.

0861 SPIRAX (774 729)

If you are unable to allow engineers to site at this time, one of our Steam Experts can still offer telephone and video call support.

Contact Us

If your usual steam system supplier isn’t able to help you at the moment, contact Spirax Sarco – we’re available to offer advice and support.

Your closest Spirax Sarco is

Spirax Sarco

This region has not yet joined our new website. You will now continue to the existing site for Spirax Sarco