Installation instructions en 17.4 Installing below a hob If the appliance is installed below a hob, the following minimum dimensions must be adhered to (including substructure, if applicable). The minimum worktop thickness is determined by the required minimum clearance . Hob type raised in mm flush in mm in mm Induction hob 37 38 5 Full-surface induction hob 58 58 5 Gas hob 27 38 5 Electric hob 27 30 2 Secure the worktop to the built-in unit. Observe the in- stallation instructions for the hob. 17.5 Installation in a tall unit Observe the installation dimensions and the safety clearances in a tall unit. 21