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What is a pigtail and what does it do? This weeks video
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RayWohlfarth
Member Posts: 1,786
A pigtail or siphon is one of the coolest inventions and yet one of the most frustrating things when working on a steam boiler. This video talks about the benefits of the siphon and answers the question of whether or not to insulate it.
Ray Wohlfarth
Boiler Lessons
Boiler Lessons
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It's a water seal to keep steam out of controls and gauges.
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