For the installer
•When used as an extractor unit, the hood must be fitted with a 150mm diameter hose.
•Should there already be a pipe of diameter 125 mm that ducts to the outside through the walls or roof, it is possible to use the 150/ 125 mm reduction flange provided. In this case the hood will be slightly noisier.
•When installing the hood, make sure you respect the following minimum distance from the top edge of the cooking hob/ring surfaces:
electric cookers | 500 mm |
gas cookers | 650 mm |
The hood can be installed above these heights but for optimum performance it should be installed at the distance quoted for the appropriate heat source.
•The national Standard on
•The air outlet must not be connected to chimney flues or combus- tion gas ducts. The air outlet must under no circumstances be connected to ventilation ducts for rooms in which
•The air outlet installation must comply with the regulations laid down by the relevant authorities.
•When the unit is used in its extractor version, a sufficiently large ventilation hole must be provided, with dimensions that are approxi- mately the same as the outlet hole.
•National and regional building regulations impose a number of restrictions on using hoods and
•Hoods can only be used safely with appliances connected to a chimney if the room and/or flat (air/environment combination) is ventilated from outside using a suitable ventilation hole approxi- mately
•If you have any doubts, contact the relevant controlling authority or building inspector’s office.
•Since the rule for rooms with fuel burning appliances is “outlet hole of the same size as the ventilation hole”, a hole of
•If the hood is used in its filtering function, it will operate simply and
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