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Start of production of insulating glass
Read more
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First UPVC window production in Austria
Read more
-
Changeover from direct sales to specialist trade
Read more
-
-
Start of timber/aluminium window production
Read more
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Introduction of FIX-O-ROUND technology
Read more
-
Introduction of the revolutionary Internorm technologies
Read more
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1931
1946
1963
1977
1979
1979
1979
1982
1984
Start of production of insulating glass
Read more
1966
First UPVC window production in Austria
Read more
1991
Changeover from direct sales to specialist trade
Read more
1995
1997
Start of timber/aluminium window production
Read more
1997
2002
2002
Introduction of FIX-O-ROUND technology
Read more
2012
Introduction of the revolutionary Internorm technologies
Read more
2012
2013
2014
2014