https://www.elba.si/izdelki/parapetni-kanali/
https://www.obo.si/izdelki/izdelkiinstalacije-v-zgradbah/bis...
Need one more outlet? Remove the plastic cover, insert cable, insert outlet, cut the plastic cover to make space for outlet, and you're done.
There's a wood effect version, but I suspect it would make a home look like a 1980s office: https://homemaster.techinfus.com/en/kabel-kanaly-vidy-i-razm...
https://www.elba.si/izdelki/parapetni-kanali/
https://www.obo.si/izdelki/izdelkiinstalacije-v-zgradbah/bis...
Need one more outlet? Remove the plastic cover, insert cable, insert outlet, cut the plastic cover to make space for outlet, and you're done.