Respekta Kaya CH 66060 BSGA Installation & User's Instructions page 68

If there is a wall opening to outside the building the hood
can be connected as shown in the figure by means of
an exhaust duct (enamelled steel, aluminium, flexible
hose or nonflammable material with inside diameter of
150 mm).
Before installing, make sure the appliance is switched
off and disconnected from the power outlet
After having identified the hood installation height, mark
the positions of the fixing holes of the hood, the chimney
internal bracket, and the safety screw holes on the wall.
Drill the holes in the wall.
Fig. 5.9
Fig. 5.10
Fig. 5.11
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