6
TECHNICAL DATA
AS 5601 CLEARANCE REQUIREMENTS.
NOTES:
1 All distances are measured to the nearest part of the terminal.
2 Prohibited area below electricity meter or fuse box extends to ground level.
3 See Clause 5.13.6.6 for restrictions on a flue terminal under a covered area.
4 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.
5 For appliances not addressed above acceptance should be obtained from the technical regulator
FIGURE 5.3(in part) MINIMUM CLEARANCES REQUIRED FOR BALANCED FLUE TERMINALS, FAN-ASSISTED
FLUE TERMINALS, ROOM-SEALED
APPLIANCE TERMINALS OR THE TERMINALS OF OUTDOOR APPLIANCES
Ref.
Below eaves, balconies and other projections:a
f
Appliances up to 50MJ/h input 300 200
Appliances over 50MJ/h input 500 300
From the ground, above a balcony or other surfaceb 300 300
From a return wall or external cornerc
c
500 300
From a gas meter(M) (see 4.7.11 for vent terminal location of regulator)d 1000 1000
From an electricity meter or fuse box (P)e 500 500
From a drain pipe or soil pipef 150 75
Horizontally from any building structure or obstruction facing a terminal
g500 500
From any other flue terminal, cowl, or combustion air intakeh 500 300
Appliances up to 150MJ/h input 500 300
Appliances over 150MJ/h input up to 200MJ/h input 1500 300
Appliances over 200MJ/h input up to 250MJ/h input 1500 500
Appliances over 250MJ/h input 1500 1500
All fan-assisted flue appliances, in the direction of discharge - 1500
From a mechanical air inlet, including a spa blowerk 1500 1000
Horizontally from an openable window, door, non-mechanical air inlet, or any other opening into a building with the
exception of sub-floor ventilation:
j
Space heaters up to 50MJ/h input 150 150
Other appliances up to 50MJ/h input 500 500
Appliances over 50MJ/h input and up to 150MJ/h input 1000 1000
Appliances over 150MJ/h input 1500 1500
Vertically below an openable window, non-mechanical air inlet, or any other opening into a building with the exception
of sub-floor ventilation:
n
Item
Minimum clearances
(mm)
Fan
assisted
Natural
draft
Unless appliance is certified for closer installation
j
j
Door
g
h
j
I
T Flue terminal
M
P
Openable
window
n
k
k
h
a
See note3See note2
T
T
T
e
e
d
c
g
h
d
b
I
LEGEND:
Mechanical air inlet
M Gas meter Shading indicates prohibited
areas for flue terminals
P Electricity meter or fuse box
