A house owner he want to put SR heat trace in rain gutters and downspouts for winterization, he has a single house and 4 gutters/downspouts at each side, only one outlet at outside wall and one plug for plug in truck. * X4 X$ m" ?/ l+ W & J+ ?$ t T; Y- mwhat is best connection?
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发表于 2015-2-1 21:35
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