2 Entries international

Umwelt Arena


The world's first energy self-sufficient multi-family house – mission possible!

It has become a fact! In the municipality of Brütten in Switzerland, the world's first multifamily house dwelling capable of operating year-round without any external sources of energy has been built. None of the nine apartments are connected to the grid as all of the electrical power comes from the sun and the heat comes from the earth. More »


Family-run companies have the edge

The Liechtenstein-based firm Hoval has faced similar economic challenges as Swiss companies. Peter Gerner, CEO Heating Technology at the Hoval Group, explains what measures were taken to counteract ... More »


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