1EPS sandwich panel 2LightWeight,Sound Insulation 3Heat Insulation 4Fire/Water Proof 5Fast/construction EPS sandwich wall panel, 1. Composition: Core materials: cement, ... of the brick building Comparison of inner wall panel 75 and 120mm it will increase 12m practical area ... , clay solid bricks, air bricks, color-coated steel sandwich boards, gypsum blocks, wire spatial grid structure perlite boards ...