Duel System

Our values

Attention to detail, care for our clients, and a continuous striving to better our products are at the core of our daily work.

Our values are simple and embodied by our entire staff. We respect the environment and make every effort to propose products that help promote a sustainable world.

We utilize material of high quality that guarantees a high standard of light and color, provide acoustic and thermal comfort, save energy, and are long lasting.

Due L System has been producing aluminum window and door frames for more than 20 years, proposing high quality products with precise technical and aesthetic characteristics.
In the last few years the company has grown quickly thanks to constant technological innovation and high quality material.
Our staff is highly qualified and skilled at providing technical consultations and personalized, custom solutions that are always in line with the clients’ wishes and needs.

We take care of our clients at 360 degrees and every step of the way, from the creation of the design to the delivery of the product to the installation.