Cost of clinker brick veneer facade?

Of course there is [...] KS, insulation, air, KS. Depending on what you want, here plaster with slips as an accent.

Exactly, that's what I said: plaster or slips on stone. The slips here are applied on the second shell; they would not be suitable as the second shell themselves.

In this area, the construction method is such that even plastered houses are usually built with two shells.

After all, a second shell is not always made just as a visual shell, and the same applies to the plaster, as I already described, that it needs a solid substrate. Plaster can be applied on foam insulation boards, but with fiber insulation boards the plaster needs a masonry shell.