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Spectacle Blinds

Figure 8Spec BlindRaised Face Spec Blind

A safety device used to isolate process piping or equipment when the line or equipment needs to be inspected or removed from service. It is different than a valve in that the blind is a permanent or long-term isolation device.  Delta primarily builds to ASME B16.48 but can build to any specification needed.

Chemical Industry
Oil & Gas Refineries
Pulp & Paper Industry
FAQs for Spectacle Blinds
When and why would you use Spectacle Blinds?
Spectacle Blinds are used when a valve cannot be installed to control the flow in pipe lines due to space restrictions, spectacle blinds are less in cost and smaller than valves.
What are spectacle blinds?
Spectacle blinds (also referred to as a “spec blinds” or sometimes even “spectacle flanges”) are devices used to isolate a particular section of line or piece of equipment when the line or equipment needs to be safely inspected or removed.
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