uPVC windows

Internorm uPVC windows combine innovative Austrian engineering with outstanding energy efficiency, durability and contemporary design. Manufactured to the highest standards, they offer exceptional thermal insulation, security and long-lasting performance, making them an ideal choice for self-build, renovation and window replacement projects.

Why Choose Quality uPVC Windows?
uPVC is a durable, low-maintenance material that delivers excellent thermal performance and weather resistance. It won't rot, warp or be affected by moisture, making it ideal for every room in the home, including kitchens and bathrooms.
Its naturally low thermal conductivity, combined with insulated multi-chamber profiles, helps reduce heat loss and improve energy efficiency. The versatility of uPVC also allows Internorm to manufacture bespoke windows and doors in a wide range of design styles and shapes to complement both traditional and contemporary architecture.

Manufactured in Austria. Engineered by Internorm.
Internorm has been manufacturing premium uPVC windows for decades and is one of Europe's leading window manufacturers. Unlike many competitors, we produce our own uPVC profiles in-house at our state-of-the-art manufacturing facilities in Austria, ensuring exceptional quality, precision and performance in every bespoke window.

Exclusive I-tec Glazing as Standard
Every Internorm uPVC window features our patented technology. By permanently bonding the glass pane to the window sash around its entire perimeter, this innovative system significantly improves stability, thermal insulation, sound reduction, burglary resistance and long-term performance.
Combined with four distinctive design styles, Internorm uPVC windows deliver the perfect balance of premium design, innovative technology and exceptional comfort for your home.

The classic white uPVC windows can also be designed with timber décor foil on the inside. A wide choice of window handles is available.

White uPVC windows look clean, modern and elegant. They become an important architectural feature in the design of your house or façade.