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Posted by HeatPro on March 21, 2008 at 20:23:51:
In Reply to: Re: Normal Boiler Pressure Range posted by ziad on March 21, 2008 at 20:13:11:
So ... if you no longer have leaks; but your pressure does exceed 25 psig during the coldest week or before, you can follow from the page:
"Optionally, you can install another expansion tank next to the old expansion tank on a common"
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