sisäseinin
Sisäseinä is a Finnish term referring to an interior wall within a building. Unlike exterior walls which primarily serve to protect against the elements and provide structural support, sisäseinä's main functions are to divide spaces, create rooms, and contribute to the overall acoustics and aesthetics of an interior.
Sisäseinät can be constructed from a variety of materials. Common options include wood studs covered with plasterboard
The finishing of a sisäseinä is crucial for its appearance and functionality. Typically, they are painted, wallpapered,