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Registered
Join Date: Jan 2002
Location: Long Beach CA, the sewer by the sea.
Posts: 38,252
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How long does a copper roof last? Old wiring gets brittle near a ceiling light that was designed for a 60w lamp and people use the old 100w. Other than that, it's not a problem left the way it was installed, i.e., no insulation covering it and no disturbance. If unsure, yank it out.
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