Hotpoint Ariston HL 61 IX - Manual (Page 12)

GB
12
Installation
The minimum distance between the supporting
surface for the cooking vessels on the hob and the
lowest part of the range hood must be not less than
50cm from electric cookers and 70cm from gas or
mixed cookers.
If the instructions for installation for the gas hob
specify a greater distance, this must be adhered to.