The IG passive house shows on the fair this wall construction. With 50cm wall is u=0.1 achieved. Exactly what I promoted 1991.
I started to calculate 1991 how my house should come throgh the winter in Austria. The result of the calculation u=0.1 was at this time extreme exotic. At this time was u=0.3 counted as a good insulation.
2007 is my caclulation at that time standard as passive houses.
From the simple mobile home wall construction up to a modern passive house. Overview over all wall constructions, we wrote in our technical magazine.
Context description: passive house wall construction walls German Austira Austrian Salzburg building domestic energy fair fairs event events date time month 2 Feb February winter high resolution Photo Photos pic pics picture pictures JPG JPEG