... performance; 2. Fireproof, environmental-friendly and healthful; PVC ceiling--light building materials MaterialPVCQA10 yearsPVC content35-70%LengthCustomizedWidth100-300mmThickness4.5-12mmWeight1.5-4 ... (wall and ceiling) in many places such as mansion, residential building, office building, hotel, store, restaurant, integrated mill, school, hospital, balcony, bathroom ...