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Steco Line | Aluminium and PVC Windows & Doors

Premium doors and windows

Discover high-quality Aluminium and PVC windows and doors, combining modern design, durability, and top functionality for your home or business.

Our clients are always 0 % satisfied

Proizvodnja ALU i PVC stolarije Steco Line
Premium profile quality with a warranty!
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ABOUT US

Modern factory and plant for the production of ALU and PVC joinery!

At Steco Line, we believe that windows and doors are more than functional elements.

Aluminum and PVC windows and doors are a key part of every architectural style, home identity, and living comfort.

With many years of experience in the production of aluminum and PVC joinery, we have become a reliable partner for projects that require a combination of design, quality, and durability.

Our Mission

Our goal is to transform homes and other buildings with high-quality window and door solutions that improve aesthetics and energy efficiency.

Our Vision

We believe in integrity and sustainability. Our focus is on delivering not just products but solutions that enhance your home, reduce energy consumption and create the right atmosphere for your family.

Energy saving technology

Outstanding sound insulation

Sun protection

Durability with a 5-year warranty

Environmentally friendly standards

Modern design

OUR PRODUCTS

Complete production of ALU and PVC joinery

Choose the company "Steco Line d.o.o" as your partner who guarantees precise and careful production of ALU and PVC joinery - without compromising on the quality of the materials, the precision of the workmanship, or the price of your new joinery.

Windows according to your wishes

Unique windows made according to your wishes and dimensions.

Steco Line Doors

Security and style in every door is our primary mission. Doors that protect against all weather conditions with an outstanding design.

Energy efficient solutions

Windows and doors designed for maximum energy efficiency all year round.

ALU or PVC

The choice is yours. At Steco Line, we ensure that your selection is crafted to perfection down to the smallest detail, no matter which type of profile you choose.

From concept to solution

Solutions tailored perfectly for your home – with expert and personalized advice from our Steco Line team.

Joinery for commercial and industrial spaces

Reliable, energy-efficient, and functional solutions for small, medium, and large businesses.

Proizvodnja stolarije
Steco Line

WHY CHOOSE STECO LINE?

Are you building or renovating a house?
We are the right choice for you!

Our team combines years of experience and expertise with carefully refined manufacturing processes to ensure that every window and door is crafted with precision and reliability – meeting both client needs and market demands.

  • Quality without doubt
  • Top quality and workmanship
  • Personalized solutions
  • Energy Efficiency
Successfully implemented projects in 2025
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Delivered ALU and PVC windows and doors
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years of experience in the construction industry
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Optional Transport

Steco Line delivers the complete range of our aluminum and PVC joinery by agreement with our clients.

Steco Line Safety

Unser Team sorgt für den maximalen Schutz Ihrer Aluminium- und PVC-Tischlerei während des Transports, damit diese schnell und sicher ohne sichtbare Schäden oder Mängel am Montageort ankommt.

Delivery times

Precision and reliability come first!
The Steco Line team works dedicatedly to ensuring that the delivery of your aluminum and PVC joinery is accurate, reliable, and on time - without exceptions.

ALU i PVC World Wide

Safe delivery of ALU and PVC joinery to every continent. Your windows and doors arrive safely and quickly with us!

PRODUCT GALLERY

Take a look at the projects where our windows and doors make a difference!

Discover our gallery of finished ALU and PVC windows and doors. STECO LINE guarantees precise manufacturing, modern design, energy efficiency and impeccable quality.

Our quality starts with top partners!

SATISFIED CUSTOMERS – OUR BEST RECOMMENDATION

Satisfaction and quality come first!

We strive for excellence in every project of manufacturing and installing ALU and PVC joinery. Our satisfied clients share positive experiences, confirming the high quality of windows and doors, as well as the professional service of the Steco Line team.

Steco Line guarantees exceptional quality and top-notch service in the production and installation of windows and doors. The expert team provides support at every step, and as satisfied customers, we emphasize the excellent appearance and functionality of our new windows.

Aleksandra

Steco Line exceeded all my expectations! The windows are perfectly made, and the installation went quickly and without any problems. I am particularly satisfied with the quality and professionalism of the team.

Dejan

The doors and windows we ordered from Steco Line are of high quality and have contributed to the improved insulation of our home. The team was patient and responsible throughout the entire process. A heartfelt recommendation!**

Claus S.

From the first contact to the completion of the project, the cooperation with the Steco Line team was exceptional. I especially appreciate their attention to detail and timeliness. The new PVC windows are functional and aesthetically perfect.

Tara S.

FREQUENTLY ASKED QUESTIONS

Everything you want to know - answers to the most frequently asked questions

We offer a wide selection of ALU and PVC windows, including: single-wing, double-wing, sliding and custom-made windows.

Depending on the type of ALU or PVC as well as the quantity of windows and doors ordered, our approximate delivery time is 30 to 60 days from the moment of order confirmation.

Yes, our windows are designed and manufactured with a special focus on energy efficiency. We use modern materials and technologies, including multi-chamber PVC and ALU profiles, as well as high-quality glass packages with a low thermal conductivity coefficient (Ug value). Our products meet and often exceed applicable European standards for energy efficiency, such as EN 14351-1, thereby contributing to reduced heat loss and lower heating and cooling costs. In this way, we not only protect the environment, but also help our customers save on energy all year round.

Yes, we offer custom-made windows and doors to meet the specific needs of each client. Whether you need a standard or unique shape and size, our team of experts will ensure precise manufacturing and a perfect fit into your space. This guarantees the functionality, aesthetics and maximum efficiency of your new windows and doors.

Regular maintenance of windows and doors is crucial for their longevity and optimal functionality. We recommend that you clean them with mild detergents without aggressive chemicals, as well as regularly checking and lubricating fittings and hinges. It is also important to monitor the condition of gaskets and seals to prevent air and water from entering. With proper care, your ALU and PVC windows and doors will retain their appearance, shine and functionality for a long time.