In article , "toller" wrote:

Certainly. But without a AFCI the two circuits would have to be on opposite
legs because of the shared ground

Utter nonsense. If they shared a *neutral* they'd need to be on opposite legs.

Please don't give any more electrical advice until you figure out the
difference between ground and neutral.

, and then there is no advantage of 12-2-2
over 12-3. In fact 12-3 is better because it reduces the voltage drop.

It does what?

--
Regards,
Doug Miller (alphageek at milmac dot com)

Nobody ever left footprints in the sands of time by sitting on his butt.
And who wants to leave buttprints in the sands of time?