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Symbol on Tee?
Tinman
Member Posts: 2,808
I'm guessing a symbol for brand name? Does anyone recognize it? The system is converted gravity hot water.
Steve Minnich
0
Comments
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I don't know but I guess Howard Johnson...lol
There was an error rendering this rich post.
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Single pipe quasi-vapor system. Typical operating pressure 0.14 - 0.43 oz. EcoSteam ES-20 Advanced Control for Residential Steam boilers. Rectorseal Steamaster water treatment0
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