a

 

 

j

 

t

 

 

 

 

 

h

 

c

 

 

 

 

 

 

 

 

j

j

e

e

d

 

 

 

 

 

 

 

 

OPENABLE

 

h

 

 

 

 

WINDOW

 

 

 

 

 

 

 

P

 

 

 

 

 

h

 

 

n

 

DOOR

 

 

 

 

 

 

 

f

 

k

 

t

 

M

 

 

 

 

 

 

 

 

 

 

 

c

I

 

 

 

d

 

 

 

 

b

 

 

 

 

 

 

 

 

 

g

 

 

 

 

k

 

 

 

 

SEE NOTE 2

SEE NOTE 3

g

t

T

=

Flue terminal

M

=

Gas meter

I

=

Mechanical air inlet

P

=

Electricity meter

 

 

 

 

 

or fuse box

Shading indicates prohibited areas for flue terminals

a

- Below eaves, balconies or other projections:

MIN. CLEARANCE(mm)

 

Appliances up to 50 MJ/h input

300

 

Appliances over 50 MJ/h input

500

b

- From the ground or above a balcony

300

c

- From a return wall or external corner

500

d

- From a gas meter (M)

1000

e

- From an electricity meter or fuse box (P)

500

f

- From a drain or soil pipe

150

g

- Horizontally from any building structure (unless appliance approved

 

 

for closer installation) or obstruction facing a terminal

500

h

- From any other flue terminal, cowl, or combustion air intake

500

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

500

Appliances over 150 MJ/h input

1500

k - From a mechanical air inlet, including a spa blower

1500

n- Vertically below an openable window, non-mechanical air inlet or any other opening into a building, with the exception of

sub-floor ventilation ............................................................................................. See table below

CLEARANCES

Space Heaters

 

All other Appliances

 

 

 

 

 

Up to 50 MJ/h

Up to 50 MJ/h

Over 50 MJ/h and

Over 1 50 MJ/h

Input

Input

up to 150 MJ/h Input

Input

 

 

 

 

150

500

1000

1500

 

 

 

 

NOTES: 1. All distances are measured vertically or horizontally along the wall to a point in line with 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 roofed area.

4.See Appendix J, Figure J1(a) and J2(a) for clearances required from a flue

terminal to a LP Gas cylinder. A flue terminal is considered to be a source of ignition.

MINIMUM CLEARANCES REQUIRED FOR BALANCED FLUE TERMINALS

OR THE FLUE TERMINALS OF OUTDOOR APPLIANCES

Figure 4

7

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Image 7
Heat & Glo LifeStyle ST-38HV-AU manual Clearances