Steel Look Windows & Doors

Our steel look window and door systems offer style, elegance and performance.


Slim Framed Sliding Doors

The first choice for architects and specifiers looking to create modern design,

slim framing and indoor-outdoor connections.

Aluminium Door & Window Systems

Our range of slim aluminium doors and windows give the

ultimate illusion of merging inside and out.


The first choice for specifiers

Sieger Architektursystems are the first choice for architects, builders, developers and discerning individuals looking for a modern and high-performance solution for their aluminium windows and doors.

Through every component of a Sieger product, architectural design is at the forefront. All frames are designed for the most minimal solution whilst maintaining impressive levels of performance. The range available from Sieger includes steel look aluminium windows, doors, bifolding doors, facades and sliding window and door systems. Each system from the Sieger range has been designed with outstanding levels of engineering and comes with proven test results for your peace of mind.


If you are looking for shorter lead times, thinner frames and higher performance ratings for your glazing systems, the Sieger® systems adhere to the highest levels and standards in both durability and thermal insulation.

The team behind the Sieger® systems are dedicated, talented and highly qualified professionals with a wealth of knowledge and experience in aluminium system design. Sieger® delivers an unrivalled service and strives to be at the forefront of all new glazing system advances.

Ultra slim doors and windows for the …


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The Sky House Design Centre

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