[an error occurred while processing this directive]
Posted by Alan on January 19, 2006 at 13:28:54:
In Reply to: Re: Boiler posted by HeatPro on January 17, 2006 at 12:32:31:
Ok, Plumber cae back and check the system for air. He said that there is no air in the system ,but I still hear the cluynking noise. He said that this is because the pipes expand or retract when the pipes heat up. Is this true?