If he is indeed setting the tank's thermostat as high as recommended by the plumber, the potential expansion makes sense. What a mess to find though. S<br><br><div class="gmail_quote"><i>On Tue, Feb 8, 2011 at 8:39 AM, Lynelle Hamilton <span dir="ltr"><<a href="mailto:lynelle@ca.inter.net">lynelle@ca.inter.net</a>></span> wrote:<br>
</i><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><i>A slow leak? A loose fitting that's drawing air in? Expansion when the pex is heated (I had this happen once--it was tight when not running, heating loosened a fitting and drew air in. There was water, but it wasn't a gusher...more of a trickle and wasn't immediately noticed by the heating tech. Actually , I noticed it and pointed it out. He told me I was crazy until he looked for himself.)<br>
<br>
Lynelle</i>
<div class="im"><i><br></i><br></div></blockquote></div>