I think it is not exactly was I was wondering to know, but anyway, I have solved my problem, I just decided to stablish the height of the wall with the height of 1 floor, and just copying and pasting it for all the floors above it. Even though, thank you for your help.

Hi everyone, I'm not native English, so be patient with my short vocabulary.

I was doing a multi-storey house, with a wall height of 2.7m and a floor growth of 0.12m, so, if I want a wall for two floors, 2.7+2.7+0.12= 5.52 total height.
Up to here, is everything correct, but when I try to make a ...