Founded in 2007, our company was established by a team of experienced engineers with extensive expertise in the design and development of expansion joints systems. From the outset, our mission has been to deliver reliable, high-performance solutions for expansion joints that meet the technical and economic demands of modern construction projects.
CE-Certified Expansion Joint Manufacturer — Dural Systems
Engineering-Driven Solutions
The DUALLINE brand represents our commitment to developing innovative expansion joints systems suitable for a wide range of operating conditions. Our products are designed to combine durability, precision, and long service life with cost efficiency—without compromising quality or reliability.
We operate first and foremost as an engineering company. Every process, from product development and manufacturing to technical consulting and delivery, strictly follows international standards. This ensures that each solution we provide is fully aligned with the functional, technical, and economic requirements of your project.
Innovation and Technology
Our team of engineers and designers continuously develops new expansion joints systems, production technologies, and optimized structural solutions. Close collaboration with engineers and architects allows us to integrate the latest design tools and digital workflows, including BIM technologies, ensuring accuracy, efficiency, and seamless project coordination.
By continuously monitoring advances in materials and manufacturing equipment, we are able to optimize production costs while maintaining the declared performance, durability, and quality of our profiles for concrete floors and expansion joints.
Quality and Certification
DUALLINE is audited annually by TÜV, with compliance confirmed through CE certification covering our full product range. All joint profiles are designed, manufactured, and tested in accordance with ASTM and EN standards, ensuring consistent quality and international compliance.
Manufacturing Capabilities
Product development and production are carried out using state-of-the-art equipment and advanced materials. With a wide range of modern machinery, we are able to manufacture all types of joint profiles and related components for expansion joints systems.
As a full-cycle manufacturer, we manage every stage of the process—from design documentation and engineering calculations to the production of all components—providing dependable, high-quality solutions for expansion joints and profiles for concrete floors worldwide.
