The construction and manufacture of windows and external pedestrian doors has achieved a high level of quality today. However, to ensure that this also reaches the builders, competent and professional installation is indispensable. To provide installation and window experts with fundamental, scientific and practical know how based on the ift experience this Guideline was compiled by ift Rosenheim experts and published by the RAL quality association of window and facade manufacturers. Proper and professional sealing, insulation and fixing of windows and external pedestrian doors as well as the fundamentals of structural engineering and building physics are explained in about 300 pages in a scientifically substantiated and practical manner. This is supplemented by standard details and many practical examples. This offers a lot of benefits to system providers, manufacturers, architects and technical planners as well as to installation experts.weiterlesen