Conecc AAC blocks weight is 33% lighter compared to traditional bricks and depending on project design, savings up to 20% in structural costs can be achieved, due to reduction of dead load. CONECC AAC BLOCKS COME IN 4 STANDARD SIZES: 600mm x 200mm x 100mm 600mm x 200mm x 150mm 600mm x 200mm x 200mm 600mm x 200mm x 225mm