Building element e.g. wall element, has intermediate space formed between plates, where one of plate is formed as support plate, and intermediate space is formed as gas-tight hollow body

摘要

The element has an intermediate space (3) formed between plates (1, 2) that are arranged parallel to each other, where one of the plate is formed as a support plate, and the intermediate space is formed as a gas-tight hollow body. The plates are made of concrete. A spacer supports another plate against the former plate. A seal comprises an intermediate space wall (4) made of stainless steel or a plastic. Inner side of the plates is provided with a gas-tight layer. The hollow body made of metal such as stainless steel or aluminum, plastic or glass.