... office building, hospital, school, hotel, mall, amusement hall, active barrack, old house reconstruction, residence and workshop. Light Weight ... increase 12m practical area, for 100m2 house, it will increase 4.16m2•Waterproof and damp resistant•With fireproof ... buildings, hospitals, schools, hotels, malls, amusement halls, active barracks, old houses reconstruction, residences, and workshops 6. Supply ...