The groves in the pipe are potentially a snag hazard.
Making sure the leading edge of whatever you are
pulling is bull-nosed or (rounded) would minimize the
problem.
The black stuff definitely offers some advantages - single piece length is much
longer, it's cheaper per foot and conforms to the surface that it's lying on
better.
> Dan, N5AR wrote:
> I am planning to bury plastic conduit to carry
> hardline and control cabling. I have looked at the
> corrugated black stuff as used for drains. Has
> anyone had experience with this stuff versus the
> regular white rigid pvc? Do the ridges make it more
> difficult to pull cables thru versus the smooth
> white stuff? It would seem that the ridges would
> tend to hang on LDF Andrews external surface. Any
> thoughts?
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