pic: Just finished our pyramid. Conduit seems to work fine.

[RRLedford]

Originally Posted by buchanan

This is thinwall, aka EMT. It's the less expensive stuff. It runs around a dollar a foot at my local big box home center.

[color="Red"]

Home Depot has the 1/8" ( is this the heavy wall?) 1-1/4" conduit with a 1.51 OD spec & 1.25 ID spec. at the same <$1 a foot here in Chicago.
Online price --- http://www.homedepot.com/Electrical-...1#.UPH0rvKQk9I

-Dick Ledford