Hoover H-HOOD 300 DECOR Instalación Y Manual Del Usuario página 66

INSTALLATION（AIR DEFLECTOR FOR PYRAMID & SLANT MODELS):
Air deflector is mentioned as included and not optional.
1.Fix the bracket to the T-shaped plastic outlet with 2pcs ST3.5x12mm screws
provided as shown below:
2. Drill 2 holes on the wall to accommodate the wall plugs,then screw and
tighten the bracket onto the wall with 2pcs ST4x30mm screws provided.
3. Attach the exhaust pipe onto the air outlet of the cooker hood as shown
below:
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