The recent market survey on wall-building materials shows and forecasts the sales development from 2016 - 2025 in m² and/or m³. Past data are being supplemented by a 3 year forecast. The study starts with current outline data of the construction sector. The following materials are examined: clay bricks, autoclaved aerated concrete, calcium silicate, concrete blocks, other bricks, prefab concrete, in-situ concrete, dry wall, wood, glass and metal. Data are given in m² and m³ for non-residential and residential buildings (exterior walls, interior walls and horizontal applications) and for civil engineering.