住家水管問題請教 - 舊金山

By Harry
at 2012-12-07T12:35
at 2012-12-07T12:35
Table of Contents
請問住家裡的水管可以copper跟galvanized的混用嗎?
還是一定要全換成copper材質?
galvanized有什麼對人體不良的影響嗎?
請給一些意見,謝謝!
--
還是一定要全換成copper材質?
galvanized有什麼對人體不良的影響嗎?
請給一些意見,謝謝!
--
Tags:
舊金山
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By Rae
at 2012-12-11T13:38
at 2012-12-11T13:38

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at 2012-12-15T19:00
at 2012-12-15T19:00

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at 2012-12-19T08:46
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