Our UFK cable boxes can also be configurated a 100%. No distances must be observed. What can be lead through: • All cables except hollow conductors without any limitations in diameter • Fibre optics • Elastic and inelastic plastic ductworks with or without cables up to 50 mm in diameter, in accordance with DIN 50086 • Lone-laid control cables made of steel, copper or plastic up to 15 mm in diameter