11
Hearth & Home Technologies • Power Vent Low Profile (PVLP-SLP-AU) Instructions • 4052-902 Rev. C • 10/19
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. Flue terminal under covered area:
a) The covered area or recess shall be open on at least two sides.
b) Fan assisted fl ue appliance shall have at least one side open and the terminal shall be
within 500 mm of the opening and discharging in the direction of the opening.
4. Clearance from a fl ue terminal to a LP cylinder shall be a minimum of 1 meter.
MINIMUM CLEARANCES REQUIRED FOR BALANCED FLUE TERMINALS OR THE FLUE TERMINALS OF OUTDOOR APPLIANCES
Ref.
Item
Minimum Clearance (mm)
Natural Draft
Fan Assisted
a
Below eaves, balconies or other projections
Appliances up to 50 MJ/h input
300
200
Appliances over to 50 MJ/h input
500
300
b
From the ground or above a balcony
Appliances 32 MJ/h and below
300
355
Appliances from 32 MJ/h to 53 MJ/h
300
410
Appliances 53 MJ/h and above
300
460
c
From a return wall or external corner
500
300
d
From a gas meter (M)
1000
1000
e
From an electricity meter or fuse box (P)
500
500
f
From a drain or soil pipe
150
75
g
Horizontally from any building structure (unless appliance approved for closer installation) or obstruction
facing a terminal
500
500
h
From any other fl ue terminal, cowl, or combustion air intake
500
300
j
Horizontally from an openable window, door, non-mechanical air inlet, or any other opening into a building, with the exception of sub-fl oor ventilation
Appliances up to 150 MJ/h input
500
300
All fan assisted appliances in the direction of discharge
-
1500
k
From a mechanical air inlet, including a spa fan
1500
1000
n
Vertically below an openable window, non-mechanical air inlet or any other opening into a building, with the exception of See table sub-fl oor
ventilation
For space heaters up to 50 MJ/h input
150
150
For other appliances up to 50 MJ/h input
500
500
For appliances over 50 MJ/h input and up to 150 MJ/h
1000
1000
For appliances over 150 MJ/h input
1500
1500
B.
Termination Cap Clearances
Figure 3.5
