This Swiss company makes all-wood houses: meaning no insulation, they just make the solid wood walls thick enough to pass insulation codes without requiring foa

This Swiss company makes all-wood houses: meaning no insulation, they just make the solid wood walls thick enough to pass insulation codes without requiring foam or fiberglass. Also no metal fasteners. https://www.youtube.com/watch?v=4j_UjIshzMc https://www.youtube.com/watch?v=4j_UjIshzMc