9
NOTE
CLEARANCES FOR OUTDOOR HEATER LOCATIONS-AS/NZS 5601.1:2010
Figure 1
T= Flue terminal
Openable
window
L= Mechanical air inlet
M= Gas meter
Below eaves, balconies and other projections
● Appliances up to 50 MJ/h input
● Appliances over 50 MJ/h input
● Appliances over 200 MJ/h input
P= Electricity meter or fuse box
Door
Prohibited area below electricity meter
or fuse box extends to ground level
Restrictions on a flue terminal
under a covered area.
F
J
J
J
K
C
N
H
B
K
L
Shading indicates prohibited areas
for flue terminals
Ref.
*Unless appliance is certified for closer installation
A
B
C
D
E
F
G
H
J
K
N
Item
Minimum clearances
(mm)
Natural draft Auxiliary fan
The ground, above a balcony or the other surface
Return wall or external corner
Gas meter (M) (vent terminal location of regulator)
Electricity meter or fuse box (P)
Drain or soil pipe
Horizontally from an openable window, door non-mechanical air inlet, or any other
opening into a building with the exception of sub-floor ventilation
Horizontally from any building structure or obstruction facing a terminal
Any other flue terminal, cowl or combustion air intake
● Appliances up to 150 MJ/h input
● Appliances between 150 and 200 MJ/h input
● Appliances between 50 and 150 MJ/h input
● All fan-assisted flue appliances, in the direction of discharge
Mechanical air inlet, including spa blower
Vertically below an openable window, non-mechanical air inlet, or any other opening into a building
with the exception of sub-floor ventilation
● Appliances over 150 MJ/h input
● Other appliances up to 50 MJ/h input
● Space heaters up to 50 MJ/h input
H
E
E
B
C
A
G
M
G
D
H
T
T
T
All disturbances are measured to the nearest part of the terminal.
See Appendix J, Figures J2(a) and J3(a), for clearances required from a flue terminal to an
LP Gas cylinder. A flue terminal is considered to be a source of ignition.
For appliances not addressed above acceptance should be abtained from the technical
regulator.
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