... 8m3. Usage: It can be used as roof panel of workshop, factory, prefabricated home, storage, villa and so on4.Advantages: ... Comparison of inner wall panel 75 and 120mm it will increase 12m practical area, for 100m2 house, it will increase 4 ... Name: Weifang Huahong Steel Structure Engineering Co., Ltd.Country/Territory: China (Mainland)Add: 66, Changsheng Road, Changle District, Shandong, ChinaZip ...