素す建だて

noun

external framing; shell construction

Refers to the basic structural frame of a building, especially the exterior walls and roof, before interior finishing. Used in architecture and construction contexts.

• この工こう法ほうでは、素す建だての段だん階かいで気き密みつ性せいを高たかめることが重じゅう要ようです。

  With this construction method, it is important to improve airtightness at the external framing stage.