Using the most modern buildings not only look but also work more efficiently, Commercial aluminum-window systems in comparison represent a high-level double choice. This type of window can provide you with natural light, it can give you views unobstructed by bars or screens. Inhabitants can enjoy warm or cool interiors and the sound structure contributes to the overall integrity of a building. Technological features make it highly efficient: thermal braking systems, high- grade aluminium frames and excellent hardware. Applications: Commercial aluminium windows can be applied to various types of commercial buildings such as offices, department stores or hotels. In businesses that place particluar emphasis on image as well as functioniness, they add up much more than aesthetical treatment.