Issue 2 14/07/16
33
Installation
3
3.28.7
Flue systems typical installation
M
G
G
H
F
L
G
A
A
F
J
K, N
D
E
J
Likely flue positions requiring
a flue terminal guard
C
R
S
Q
R
S
P
B
Terminal Positions with Minimum Distance
mm
A
Directly below an opening, air brick, opening window etc.
300
B
Above an opening, air brick, opening window etc
300
C
Horizontal to an opening, air brick, opening window etc.
300
D
Below a gutter or sanitary pipework
75
E
Below the eaves
200
F
Below a balcony or carport roof
200
G
Above ground, roof or balcony level
300
H
From vertical drain/soil pipework
150
J
From an internal or external corner
300
K
From a surface or boundary facing the terminal
600
L
Vertically from a terminal on the same wall
1500
M
Horizontally from a terminal on the same wall
(up to 70kW)
300
(above 70kW)
600
N
From a terminal facing the terminal
1200
P
From an opening in a carport (e.g. door, windows) into the building
1200
Q
Above roof
500
R
From a vertical structure on a roof
500
S
Above flat roof
1000
Fig. 10
