Aligned with a

Mastic and glue are applied to the base around the perimeter of the wall and aligned with a spatula with cloves. The first board is laid to the wall with a groove so that there is a gap of fifteen to twenty millimeters between them, and then thoroughly fixed right on the spot with the help of wedges made of wood, installing them between the board and walls. The latter in the account is laid down the skirting board.