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Posted by tk03 on December 27, 2010 at 16:48:11:
In Reply to: Re: burnham in5 boiler surging posted by HeatPro on December 05, 2010 at 20:28:26:
boiler needs skimmed. See the following link and click on skimming a steam boiler in the right column.
http://www.comfort-calc.net/tech_area_index.htm#Steam