... solid brick, air brick, color-coated steel sandwich board, gypsum block, wire spatial grid structure perlite board, perlite porous board etc ... of various high and low buildings such as: bank, office building, hospital, school, hotel, mall, amusement hall, active barrack, old house ... government Capacity: 650kg/m3, just one sixth of the brick building Comparison of inner wall panel 75 and 120mm it will ...