noun🔗ShareUnterdach, SchalungWood, felt, or other material placed under the shingles of a roof in order to provide support or insulation; the practice of furnishing roofs with such material; an installation of such material."The builder added a layer of sarking beneath the tiles to improve the roof's insulation. "Der Bauarbeiter fügte eine Schicht Unterdach unter den Ziegeln hinzu, um die Isolierung des Daches zu verbessern.materialarchitecturebuildingChat with AIVocabulary GamePractice Reading