Shaping your vision.

With over 60 years of experience as part of the Thielemans Group, FENELUX is a pioneer in the aluminum window industry. Rooted in the group's long tradition of craftsmanship and innovation, our journey has always been driven by a commitment to excellence. Decades of expertise have positioned us as a trusted partner for architects, contractors, and developers, offering solutions that perfectly combine aesthetics, performance, and sustainability.

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Unparalleled quality
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Innovative solutions
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Custom-made designs
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Sustainability leadership

Our commitment to excellence.

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Precision engineering

01 SERVICE

Our aluminum window systems are designed to meet the most demanding specifications. With advanced manufacturing processes and meticulous attention to detail, we ensure that every frame seamlessly matches your project's vision.

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High-end aesthetics

02 SERVICE

Sleek, modern, and versatile: FENELUX windows offer the ultimate combination of form and function. Our minimalist designs complement any architectural style and deliver unparalleled performance.


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Sustainability commitment

03 SERVICE

Sustainability is at the heart of everything we do. Using recyclable aluminum and energy-efficient technologies, we create solutions that contribute to greener buildings without compromising on quality or design.

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Customized solutions

04 SERVICE

No two projects are the same, and neither are our solutions. FENELUX works closely with architects, contractors, and developers to create custom aluminum window systems that meet unique specifications, schedules, and visions.

Why Fenelux?

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Thanks to our sixty years of experience, we understand the nuances of every project.
Because we use only the highest quality aluminum, our products are durable and require minimal maintenance.
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Our designs enhance any room.

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We prioritize the
environment with energy-efficient solutions.