Miele DA 3160 EXT Operating And Installation Instructions page 21

The minimum safety distances
between the top of a cooker or hob
and the bottom of the cooker hood
are as follows, unless a greater
distance is specified by the
manufacturer of your cooking
appliance:
- 450 mm above electric hobs and
cookers,
- 650 mm above gas hobs and
cookers,
- 650 mm above an open grill or
deep fat fryer.
See "Warning and Safety
instructions" for further information.
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