Originally Posted by vwboomer
I can't use a wall vent due to brick siding.
I figured to drill a pilot hole from the inside, stick a piece of wire through it and find it on the roof. I will try to remove a couple shingles, but they are getting pretty fragile.
I have zero idea what breaker the bathroom is on. probably two. things might have made sense with the old fuse box, but whenever it was converted to breakers there seems to be no reason as to what is fed off each breaker
In an old house, a useful piece of kit is a circuit tracer, or a toner. They're pretty affordable these days, and sure as hell beat the redneck ways of analysis. :)
We went through the brick to get a 240v subpanel on the exterior of the house. There's definitely a chance of busting it up, if you rush it, but it's doable.