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CLEARANCES FOR OUTDOOR HEATER LOCATIONS-AS/NZS 5601.1:2010
C
Restrictions on a flue terminal
under a covered area.
G
D
T
T= Flue terminal
L= Mechanical air inlet
Ref.
Below eaves, balconies and other projections
A
● Appliances up to 50 MJ/h input
● Appliances over 50 MJ/h input
B
The ground, above a balcony or the other surface
C
Return wall or external corner
D
Gas meter (M) (vent terminal location of regulator)
E
Electricity meter or fuse box (P)
F
Drain or soil pipe
Horizontally from any building structure or obstruction facing a terminal
G
Any other flue terminal, cowl or combustion air intake
H
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
J
● Appliances between 150 and 200 MJ/h input
● Appliances over 200 MJ/h input
● All fan-assisted flue appliances, in the direction of discharge
Mechanical air inlet, including spa blower
K
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
N
● Other appliances up to 50 MJ/h input
● Appliances between 50 and 150 MJ/h input
● Appliances over 150 MJ/h input
*Unless appliance is certified for closer installation
●
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.
Figure 1
A
T
H
E
E
H
B
M
T
B
G
Prohibited area below electricity meter
or fuse box extends to ground level
M= Gas meter
P= Electricity meter or fuse box
Item
NOTE
J
J
J
Openable
H
window
Door
K
L
K
Shading indicates prohibited areas
for flue terminals
9
N
F
C
Minimum clearances
(mm)
Natural draft Auxiliary fan
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