Suggested Flue Siting - GAH S40/65 User Manual

9-2

Suggested Flue Siting

Note
*When the terminal is within 1 metre of
any plastic material this should be
protected from the effects of combustion
products of the flue.
IMPORTANT
For situations and dimensions
other than those shown contact the
local building control.
330
330
330
Fig. 9:2b Terminal Guard
CLOSER THAN 750
C,D
B
F
O
N
M
C
G
H
9-2.1 Positioning Balanced Flues
Fig. 9-2a and the table below shows recommended clearances when siting balanced
flues for oil.
A Directly below an opening, airbrick, opening window etc.
B Horizontal to an opening, airbrick, opening window etc.
C Below a gutter, eaves or balcony with projection
D Below a gutter, eaves or balcony without projection
E From vertical sanitary pipework
F From an internal or external corner
G Above ground or balcony level
H From a surface or a boundary facing the terminal
J From a terminal facing the terminal
K Vertically from a terminal on the same wall
L Horizontally from a terminal on the same wall
M Above the highest point of an intersection with the roof
N From a vertical structure to the side of the terminal
O Above structure less than 750 from the side of the terminal
P From an oil tank
9-2.2 Terminal Guard
It is recommended that a terminal guard be fitted to low level flue terminals and in
applications where persons could come into contact with the terminal, or if it could be
subject to damage.
A special terminal guard is supplied with Free Standing External boilers - see page 57.
BALANCED FL BALANCED FL BALANCED FLUE BALANCED FL BALANCED FL
C,D
G
B
K
A
J
L
H
P
Fig. 9-2a Suggested Flue Siting
UE UE UE UE 9 9 9 9 9
A
E F
F
G
B
600*
600
75
600*
300
300 /600 Nothern Ireland &
Republic of Ireland
300
600
1200
1500
750
600
750
600
1800
33
9 9 9 9 9