Our UPVC-Aluminum windows are an excellent choice for homeowners looking to enhance their living space with high-quality product and feel luxury comfort. The hybrid combination of UPVC and aluminum allows for the best of both worlds: the durability and strength of aluminum on the outside, and the energy-saving properties of UPVC on the inside. The result is a window that is not only aesthetically pleasing but also energy efficient. Plus, these windows have a long lifespan of 50+ years and require minimal maintenance, which makes them top choice for all custom homes.

Top Choice

Feel more Healthy & Happy

Our UPVC-Aluminum windows from Internorm are not only stylish but also offer a range of personal benefits. One of the key advantages is their impact on your health. Due to the non-porous material of Unplasticized-PVC meaning it does not contain BPA, which shown to lead to chronic headaches and develop severe health issues, therefore we can assure your well being at your own home. Moreover, windows are more rigid and do not change color over time. Our product also allows more natural daylight to enter your living spaces, which positively impacts your health and well-being. A balanced spectrum of light frequencies is essential to maintain happiness hormones in our bodies, which is easily achievable through more daylight exposure. Daylight increases productivity and concentration, making our windows a smart choice for homes and work environments. Our ECLAZ® glass coating lets in a greater proportion of blue daylight, which boosts metabolism and gives you a radiant glow. So, if you want to improve your health, productivity, and mood, choose Internorm by InterHaus UPVC-Aluminum windows.



Icon Powder coated aluminum clad
Icon uPVC interior with colour foil options
Icon Premium ECLAZ® glass coating for UV protection
Icon Triple glazed 48mm
Icon Low-maintenance effort
Icon Optimum insulation ands sound values
Icon Various design and fitting options
Icon Suitable for Passive House and Net Zero homes
Icon Opening versions: tilt and turn, tilt, fixed, lockable doors, or doors with threshold


When it comes to finding the right windows for Canadian climate, it's important to consider a material that can withstand the extreme temperature fluctuation. Our European UPVC-aluminum windows are a top choice for Canadian homeowners due to their advanced design. The outer UPVC walls are 4mm thick and feature a multi-chamber frame that resists heat and cold transfer. Grade A thick aluminum clad can reassure to withstand the Canadian weather conditions. What's more, the frame is insulated and reinforced 360 degrees, providing added stability and durability. This hybrid system is ideal for Canadian climates, as it doesn't expand and contract as much as other materials offered on the market. With a European UPVC-aluminum window, you can trust that you're investing in a quality product that will stand the test of time.
High-Quality Performance for Your Home:
When it comes to selecting windows for your home, the possibilities are endless. However, for those who value quality and high-performance, European UPVC-aluminum windows are an excellent option. Perfect for Passive House and Net-Zero constructions or anyone aiming to elevate the comfort in their home. Our triple gasket system ensures that your windows are airtight, preventing any unwanted drafts from entering your home. Interestingly, the bigger the window size is, the more energy efficient it becomes. And it's all thanks to the glass Ug that outperforms the frame Uf. Trust us to deliver quality and innovative solutions that meet all your window needs.
With our uPVC-aluminum and timber-aluminum windows, you can have the best of both worlds. These windows offer the same external weather-resistant aluminum cladding, creating a uniform look on the outside of your home. But the real beauty is in the options for the inside. Whether you prefer the warm, natural look of timber or the durability and low maintenance of uPVC, you can choose the right option for each room in your home. As an example, very popular choice is to The combination of these two window styles provides the perfect balance of aesthetics and practicality, making them an excellent choice for any homeowner.
Revolutionary I-tec Secure locking mechanism:
When it comes to the security of your home, you want to ensure that every aspect is top-notch. Windows play a crucial role in safeguarding your family and possessions, and the I-tec Secure locking mechanism makes sure that they provide reliable protection. Using flaps instead of the typical pins/mushroom locks, this innovative technology precisely locks the window casement into the frame, making it virtually impossible to lever out the window. I-tec Secure comes as standard with KF 520 and is available up to security class RC3, ensuring optimal security. The aesthetic appearance of this mechanism is a plus point since there are no visible locking parts, allowing for a sleek finish. The I-tec Secure locking mechanism is also easy to clean and maintain, providing an excellent investment for your home's security.
The tilt-turn function in European windows offers a unique way to control ventilation and accessibility in your living space. With the ability to tilt the window inward from the top, fresh air can circulate while preventing rain from coming inside. This function also allows for easy cleaning and maintenance as the window can be fully accessible when turned inward from the side. The engineering behind the tilt-turn function provides added security, as the window opens inward making it more difficult for intruders to enter from the outside. European windows with the tilt-turn function not only offer practical benefits, but also add a modern and sleek design to any home. Choose our tilt-turn windows and elevate the style and functionality of your living space.
At InterHaus, we understand that each new build home is unique and requires windows that perfectly fit its design and style. That's why we offer custom size Internorm windows that can be personalized to meet your specific needs and preferences. Our windows come in four profile styles, including Studio, Home Pure, Home Soft, and Ambiente, so you can create the perfect look for your home. Additionally, we work with trusted partners like Wink Haus and Saint-Gobain to offer over 20 options of handles and more than 400 glass combinations to choose from. With the option to modify glass to custom SHGC and Ug values, you can ensure that your windows are energy-efficient and meet your desired performance standards. At InterHaus, we take pride in providing our customers with the highest level of customization and quality for their window needs.