DIYbanter - View Single Post - how to run electric to island in basement

Dan Lanciani

In article , writes:
| On Thu, 13 Dec 2007 18:53:53 -0500, Terry
| wrote:
|
| A word of warning for Smurf tube. Pulling the wire can be harder. I
| wouldn't use 1/2" unless it is really short run. Don't bend it unless
| you have to. You can't put more than 360 Deg bends between junction
| boxes. I would pull the wire before I covered everything up.
|
| Carlon would disagree with you on that. I was in a meeting with a
| number of building officials and the carlon rep. He presented data
| that suggested you could "push" wire through 720 degrees of bend and
| said they were trying to get the rule changed. What he did say is you
| have to support the ENT at both ends of every bend and pull the
| straight parts straight. If it is loose it will "belly" and bind the
| conductors.
| I would agree the extra buck for 3/4 is probably worth doing though.
| Once that raceway is in the concrete, you don't want to be chipping it
| out again because your plans changed.
| It would also allow you to exploit a loophole in the low voltage
| rules. If you pulled a "cable" like Romex, UF or better MC through
| there you could also pull in a CAT5 since cable jackets are
| "separation".

Just to be clear: you aren't saying that this "loophole" is unique
to ENT, are you?

Dan Lanciani
ddl@danlan.*com