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Exterior Flue Termination Locations
Minimum clearances required for balanced flue terminals or
the flue terminals of outdoor appliances
according to AS5601-2004 (AGA gas installation code) or NZS 5261 (New Zealand)
a
Below eaves, balconies or other projections:
- Appliances up to 50 MJ/h input
- Appliances over 50 MJ/h input
b
From the ground or above a balcony
c
From a return wall or external corner
d
From a gas meter (M)
e
From an electricity meter or fuse box (P)
f
From a drain or soil pipe
g
Horizontal from any building structure (unless appliance is approved
for closer installation) or obstruction facing a terminal
h
From any other flue terminal, cowl or combustion air intake
j
Horizontally from an openable window, door, or non-mechanical air inlet, or
any other opening into a building, with the exception of sub-floor ventilation
(see also Note (I)):
- Appliances up to 150 MJ/h input
- Appliances over 150 MJ/h input
k
Vertically below an openable window, door, or non-mechanical air inlet,
or any other opening into a building, with the exception of sub-floor ventilation
(see also Note (I)): see table below
NOTES:
(I) For mechanical air inlets, including spa blowers, the clearance 'j' and 'k' shall be 1500 mm in all cases.
(II) All distances shall be measured vertically or horizontally along the wall to a point in line with the nearest par to of the terminal.
(III) Prohibited area below electricity meter or fuse box extends to ground level.
(IV) A flue terminal of this type shall not be located under a roofed area unless the roofed area is fully open on at least two sides and a free flow
of air at the appliance is achieved.
Clearance 'k' in mm
Space Heaters
Up to 50 MJ/h
Up to 50 MJ/h input
input
150
500
Minimum
Clearance (mm)
All Other Appliances
Over 50 MJ/h input
Over 150 MJ/h input
to 150 MJ/h input
1000
300
500
300
500
1000
500
150
500
500
500
1500
1500
Regency
PG36 Gas Fireplace
®
installation
|
11
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