CLASSICA 350 – 450
1590001
– EN
19
Picture 5
Picture 6
Picture 7
CHIMNEY CAPS - DISTANCES AND POSITIONING
UNI 10683/98
Inclination of the roof
Distance between the roof ridge
and the stack
Minimum height of the stack (measured from the
outlet)
α
αα
α
A
(m)
H
(m)
15°
< 1,85 m
0,50 m above the roof ridge
> 1,85 m
1,00 m from the roof
30°
< 1,50 m
0,50 m above the roof ridge
> 1,50 m
1,30 m from the roof
45°
< 1,30 m
0,50 m above the roof ridge
> 1,30 m
2,00 m from the roof
60°
< 1,20 m
0,50 m above the roof ridge
> 1,20 m
2,60 m from the roof
50 cm
(1) In case of flues side by side, a chimney cap must be higher
than the other one of at least 50 cm in order to avoid pressure
transfers between the flues themselves.
(1) The chimney cap must not show hindrances within 10 m from walls,
pitches and trees. Otherwise raise it of at least 1 m over the hindrance.
The chimney cap must exceed the ridge of the roof of at least 1 m.
2 m
10 m
1
m
>
_
A
>A
0,5 m
H min.
α
(2)roof
(1)ridge axis
