About Us

German System Windows is the United States and Canada - Ontario authorized distributor for Internorm European triple pane passive house certified windows and doors. We offer our products and services throughout United States and Canada – Ontario, we can meet you in any major city. Internorm windows are manufactured 100 % in Austria. German System Windows offers a 60 minute information session to professionals at your office anywhere in United States and in Ontario – Canada.

Working with the best

We offer high quality and even premium products simply because we chose to work only with the best. All of our partners provide us with high quality parts that match our craftsman skills and thus allowing us to install every product with great professionalism.

Financing services

We understand that upgrading a house could get costly, so we decided to make a partnership with Home Trust Express that will benefit our clients with financing solutions up to 60 equal payments depending on their needs. This way, you will be able to complete your new house project in no time without worrying about the financial side. Just contact us by filling in the details and we’ll get back to you.


We invite you to discover the quality of our products: the high end profile systems. Salamander is equipped with the latest RotoNT metal fittings. The system’s components are carefully tested beforehand, to work properly together with the rest of the elements. The high-level technology incorporated in our products guarantees the purchase of aesthetic, innovative and best quality windows. The performance of our windows and doors is achieved through the technology, innovation and efficiency used.

bluEvolution Technology

bluEvolution Technology

bluEvolution unites future-oriented top technology and modern, pragmatic design in the new generation of first-rate windows. The optimised 6-chamber profile with a construction depth of 92 mm produces brilliant thermal insulation and excellent energy efficiency. Combined with a filigree visible height of only 118 mm, solar gains thanks to high light incidence and the ecological sustainability of a 100 % recyclable vinyl, bluEvolution is the window system of the future.

Roto NT modular system

All components from the Roto NT modular system are perfectly tailored to each other and offer almost unlimited combination possibilities, thus enabling customers' various requirements to be met as flexibly as possible. The high-quality Roto NT Tilt&Turn hardware system is suitable for the most different window shapes made of the frame materials timber, PVC and aluminium with 16 mm hardware groove. All over the world, it sets standards as a technology and market leader, and fulfils the most stringent demands in terms of security, ease of use, durability and design.