What I'm doing is running an SER feeder through the basement and crawl space of a 1st floor unit, out the wall and up into the second floor to feed the panel. I am using the PVC (about 12' with an LB at each wall penetration) for some physical protection.
Ah well, 2" it is.
[This message has been edited by Redsy (edited 09-10-2002).]