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Posted by HeatPro on November 05, 2006 at 19:31:02:
In Reply to: hydronic kickspace heater posted by Jack Quinn on October 31, 2006 at 16:52:23:
:You won't need an auto-vent when the system is purged properly. A coin vent would do.
http://www.heatpro.us/purgeairtree/