HDG places emphasis on distinctiveness and reduction with the new log boiler HDG F, to meet all requirements of a hightech heating system in optical aspects, too. Invisible handles in the shadow-gaps, well-structured arrays for the user, an ergonomically designed position of the display and robust design focuses on usability, safety and efficient endurance, showing affinity to the product family. Due to the innovative design, this cladding concept offers a significantly reduction on effort for assembly and maintenance. The intuitively operable touch display is able to govern the whole system and punctuates the elegant and high-quality look.