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Posted by HeatPro on September 02, 2008 at 14:29:18:
In Reply to: Re: larger to smaller pipes posted by jeremiah on September 02, 2008 at 13:00:40:
Read THIS for an explanation of piping for primary-secondary setup, or buffer tank piping:
http://www.heatpro.us/designtree/documents/screwup.html