Doors made of diverse materials are referred to as composite doors. Here PVC and wood, wood and aluminium, and even PVC and aluminium are fused together. Since these materials act differently under different weather conditions, special requirements are also placed on the hinges. The Hahn KT-B is especially popular, since it offers a large number of variations for different types of profile sections. Special fastening elements such as the Hahn step screw are included.

Areas of application:

• Doors made of material combinations for both residential and commercial structures
• Main entrance doors
• Side entrance doors
• Interior doors
• Exterior doors
• Entrance doors for flats