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  1. EMT into the slab, rusted, how to fix?

    General Electrical Discussion
    I've got a single story slab school with EMT embedded in the slab. What idiot architect/engineer/electrical contractor thought EMT was a good idea is beyond me. Anyway, it's starting to rust out at or just below floor level. The worst group is about 6 1/2" and 3/4" conduits in a janitor's...
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