hergom Deva II 100 Instruction Book page 7

The conduit should not come to an end near buildings and must be higher than the
nearest obstacle if there is another building nearby.
.
c) Install the conduit in an area as protected from the cold as possible.
If possible, the chimney should be built inside the house.
d) The internal walls must be perfectly smooth and free from obstacles. Avoid
bottlenecks where pipes join to the brick chimneys
e) It is very important to ensure that the joints of the pipes are well sealed to
avoid possible cracks through which air may enter.
Fig.-3
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Fig.-5
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