Dal Zotto INSERTO IDRO 800 Manual Del Usuario página 55

A hole must be made on the chimney support base ( gure 1) for the recirculation of air and to guarantee the combustion air necessary for
correct combustion of the insert.
Air inlet
Base
( gure 1)
If it is not possible to make a hole on the chimney support ( gure 1), it is mandatory to realise two lateral holes ( gure 2) ion the structure to
guarantee the combustion air necessary for correct combustion of the insert.
The position and measures indicated must be respected.
( gure 2)
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See "Air re-circulation pipes" chapter
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ENGLISH
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See "Air re-circulation pipes" chapter