Roof conductor holder for fixing additional air-termination systems such as air-termination conductors on metal roofs. With adhesive pad e.g. for trapezoidal roofs, with conductor holder DEHNgrip, loose conductor routing, made of weather-resistant plastic, UV-stabilised and halogen-free. Conductor holder can be used on smooth (non-structured) surfaces such as metal roofs / metal surfaces. The conductor holders are stuck to the roof (remove protective backing).