... panel 2Fast construction 3Anti-earthquake 4Sound insulation 5Low cost Energy-saving low cost prefabricated modular house/sandwich wall panel (Manufacturer)is ... board, perlite porous board etc. Size :2270mmx610mmx 60(75, 90, 100, 120, 150 and 180mm Material:Cement ,eps,fly ash ... Can widely be applied to wall materials of various high and low buildings such as banks, office buildings, hospitals, schools, ...