5
Exhaustion duct position
Minimum distance
(mm)
A under a cornice
300
B between two horizontal ducts
1000
C from an adjacent window
400
D between two vertical duction
1500
E from an adjacent ventilation grille
600
F under a balcony (*)
300
G under a window
600
H under a ventilation grille
600
I from a recess in the building
300
J from a corner of the building
300
K from the floor
2500
L from a vertical or horizontal duct or outlet (**)
300
M from a frontal surface at a distance of 3 metres from the fume outlet
2000
N as above, but with an opening
3000
(*) Providing the width of the balcony is not over 2000 mm.
(**)If the materials from which the pipe is made are sensitive to the action of the flue gases, this distance should be
over 500 mm.
Note: Spanish law also stipulates that the end of the exhaustion duct must be at a distance of no less than 400 mm.
from any air intake opening, and from the wall.
IMPORTANT: All accessories used for combustion product removal and air intake are to be those
supplied by Domusa.
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