Interested in people's experience with AHJ's acceptance of the "single communications path" found in 220.127.116.11.5 of NFPA 72-2013 .
we allow it and have allowed it for a few years. No problems yet.
old pots are kind of going away.
When the web site releases it there are a couple of links to articles in the thread.
OHHH I am not an engineer, so you can discount my reply if you want, and I cannot do math.
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