Steel-look windows and doors
Steel-look windows and doors are far more than mere passageways or light openings – they are an expression of architectural aspiration, modern design awareness and technical perfection. Inspired by the industrial style of historic factory architecture, they combine clearly defined lines, large areas of glass and slim profiles to create a unique design element for discerning clients, architects and design enthusiasts.
Whether in an open loft with brick walls, a listed old building, a modern detached house or a prestigious office building – steel-look windows and doors lend every room a timeless aesthetic and emphasize the light, open atmosphere of modern architecture. At the same time, they always retain their functional strength: high stability, excellent thermal insulation, security and durability.
Our systems combine the look of classic steel windows with the technology of innovative aluminum and composite profiles. The result: uncompromising design that impresses both in terms of exterior architecture and interior design – with solutions for interiors, façades, partition walls or complete glazing concepts.
Narrow window profiles –
for more light and modern design
Our window and door systems with particularly narrow frames ensure maximum light penetration and a clear, minimalist look. They are ideal for modern architecture, stylish renovations of old buildings and commercial projects with high design standards.
The small proportion of frames creates an almost frameless look that makes rooms appear more open and emphasizes the connection between the interior and exterior. This creates an elegant, light-flooded overall appearance, particularly in lofts, conservatories or large glass façades.
Despite their delicate appearance, our systems meet the highest requirements in terms of thermal insulation, soundproofing and durability. The combination of high-quality material processing, thermally broken profiles and a choice of double or triple glazing makes our window solutions a sophisticated combination of design and functionality.
Individual customization
Professional assembly
Consulting & implementation
Delivery throughout Austria & beyond
Individual solutions for your door & window installation
Your advantages with MOSA
The correct installation of doors and windows is crucial to ensure functionality, energy efficiency and security. Precise and professional installation minimizes heat loss, improves insulation and provides optimum protection against the weather.
Customized solutions
We realize your wishes – from skylights to sliding doors.
Expertise and experience
Everything from a single source
From consulting and planning to professional implementation – MOSA offers you all services from a single source.
Sustainable materials
We mainly use wood and aluminum for durable and environmentally friendly window installations.
Energy efficiency
Modern glazing and seals ensure lower heating costs and a better indoor climate in your home.
Partner network
Our large network of partners allows us to operate beyond the borders of Austria.
Professional window & door installation with MOSA
Whether new construction, renovation or modernization – we offer individual solutions for every project and ensure that your doors and windows are perfectly tailored to your needs and the structural conditions. Using high-quality materials and professional expertise, we create a result that is both visually and functionally impressive. You can rely on our experience and expertise for long-lasting, high-quality installations!
Process: From the inquiry to completion
Send us your inquiry with initial information, photos or plans of your project.
During an on-site appointment, we clarify all the details, take measurements and advise you individually on your options.
Based on your wishes and the inspection, we will prepare a transparent offer that leaves no questions unanswered.
After your approval, we immediately start planning and organizing your project.
Your solution is precisely planned, manufactured and prepared on time.
Our team installs everything professionally and successfully completes the project with a handover report.



