hergom Nansa Installation, Use And Maintenance Instructions page 36

The chimney should be one metre higher than the highest part of the house. If
g)
you need to increase the draw, extend the length of the chimney.
h) Chimney covers must not affect chimney draw.
.
Industrias Hergóm, S.A.., with a view to ensuring the perfect performance of its
cookers, supplies painted and enamelled pipes, elbow joints and steel adaptors, based
on the measurements indicated in the catalogue.
i) When the cooker is connected to a brick-work chimney, we recommend the
use of a 90º cast iron or steel elbow joint. Make sure that the connection is
totally air-tight.
Fig.-7
Fig.-8
Fig.-9
Seal the joint between
the elbow joint and
the cast iron ring with putty
36