Infra-Lightweigth concrete: it is lighter than water. It is so airy that it insulates. It is so stable that it supports. This building material makes monolithic exposed concrete walls possible again. The opening of the "Betonoase", the first passive house for a public client, gives reason to take a look at the current state of developments.
The following article deals with the material properties and constructive peculiarities, which were considered in the "Betonoase".