Originally Posted By: rmoore
This post was automatically imported from our archived forum.
Am I right that these are copper conductors “tinned” to prevent corrosion? At first glance I thought I had solid aluminum, but given the age of the home (1920’s) that didn’t make much sense. By pressing my nose against the main bus bars (kidding) I could just see a copper core.
Second question...what is the time period when solid aluminum wiring was in use?
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