INSTALLATION GUIDE
PROHIBITED AREA FOR FLUE TERMINALS
...continued
Reference
Item
Min Clearance^
A
Below eaves, balconies and other projections
Appliances up to 50 MJ/h input
300mm
Appliances over 50 MJ/h input
500mm
B
From the ground, above a balcony or other surface*
300mm
C
From a return wall or external corner*
500mm
D
From a gas meter (M)* (See Note 3)
1000mm
E
From an electricity meter or fuse box (P)
#
(See Note 3)
500mm
F
From a drain pipe or soil pipe
150mm
G
Horizontally from any building structure* or obstruction facing a terminal
500mm
H
From any other flue terminal, cowl, or combustion air intake*
500mm
J
Horizontally from an openable window, door, non-mechanical air inlet, or any other opening into a building with the exception of sub-floor
ventilation
Appliances up to 150 MJ/h input*
500mm
Appliances over 150 MJ/h input p to 200 MJ/h input*
1500mm
Appliances over 200 MJ/h input up to 250 MJ/h input*
1500mm
Appliances over 250 MJ/h input*
1500mm
K
From a mechanical air inlet, including a spa blower
1500mm
N
Vertically below an openable window, non mechanical air inlet, or any other opening into a building with the exception of sub-floor ventilation
Space heaters up to 50 MJ/h input
150mm
Other appliances up to 50 MJ/h input
500mm
Appliances over 50MJ/h input and up to 150 MJ/h input
1000mm
Appliances over 150 MJ/h input
1500mm
* Unless appliance is certified for closer installation
^
Natural draft flue configuration only
# Prohibited area below electricity meter or fuse box extends to ground level
1.
Where dimensions C, J or K cannot be achieved or an equivalent horizontal distance measured diagonally from the nearest discharge point of the terminal to the
opening may be deemed by the technical regulator to comply.
2.
For appliances not addressed above acceptance should be obtained from the technical regulator
3.
Minimum clearances D and E also apply to any combustion air intake openings of appliances
Notes
10.
Summary of Contents for AVEDUR SCGAS10
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