Answer
May 18, 2020 - 06:43 PM
We have asked about this before, and the general consensus is that it might work, but it's not designed or test for such use. It's possible you could get some unsightly oxidation after a period of time, depending on your climate. We do not have any black fittings either. Best practice is to use 1x19 Stainless Steel 316 cable, linked here.