G.S. Georg Stemeseder GmbH is the manufacturer of AltoNova - wooden window frame protective systems made of aluminium. In addition to the aluminium profiles for wooden window frames, aluminium solutions are also produced for shutters and doors.
Since the beginning of the 90s, G.S. Georg Stemeseder GmbH is also responsible for the general distribution of Colombo-Design - high-quality door fittings from Italy - for Austria and Germany.
System 4 Suitable for the production of new windows and for the renovation of wooden windows that are already installed.
For the manufacturer.
The AltoNova assortment is comprised of more than 15 wooden window frame protective systems made of aluminium, suitable for windows and conservatories, as well as for window and floor rails, casement cover profiles, shutters, front door fixture elements and aluminium edge elements.
The right choice for all demands in modern Italian design. Colombo-Design stands for high-quality materials, state-of-the-art manufacturing technology and timeless forms.
Renowned Italian designers, such as Pininfarina, Carlo Bartoli and Jasper Morrison create models that give every door a certain something. A 5 year guarantee speaks for the high standard of quality. A 30 year guarantee for the surface HPS (High Protection System).