Potterton Promax Store 24 Installation And Service Manual page 14

R
I
F
L
Likely flue positions requiring
a flue terminal guard
Concentric
Terminal
300 min.
Assembly
Top View
Rear
Concentric
Flue
IMPORTANT:
• Under car ports we recommend the use of the plume
displacement kit.
• The terminal position must ensure the safe and
nuisance - free dispersal of combustion products.
Fig. 5
14
IMPORTANT: If fitting a Plume
Displacement Flue Kit, the air inlet
must be a minimum of 100mm
from any opening windows or
doors
T
J,K
U
N
M
I
B
A
G
I
300 min.
Top
View
Side Concentric
Flue
Property
Boundary Line
Plume
Displacement Kit
Air Inlet
D
A
C
E
I
I
S
J,K
F
A
H
H
Terminal Position with Minimum Distance (mm)
For IE, refer to I.S. 813 "Domestic Gas Installation".
Fanned Draught Balanced Flue
Terminal Position with Minimum Distance (Fig. 18)
A 1 Directly below an opening, air brick, opening windows, etc.
B 1 Above an opening, air brick, opening window etc.
C 1 Horizontally to an opening, air brick, opening window etc.
D 2 Below gutters, soil pipes or drain pipes.
E 2 Below eaves.
F 2 Below balconies or car port roof.
G 2 From a vertical drain pipe or soil pipe.
H 2 From an internal or external corner.
I Above ground, roof or balcony level.
J From a surface or boundary line facing a terminal.
K From a terminal facing a terminal (Horizontal flue).
From a terminal facing a terminal (Vertical flue).
L From an opening in carport (e.g. door, window) into
the dwelling.
M Vertically from a terminal on the same wall.
N Horizontally from a terminal on the same wall.
R From adjacent wall to flue (vertical only).
S From an adjacent opening window (vertical only).
T Adjacent to windows or openings on pitched and flat roofs
U Below windows or openings on pitched roofs
1
In addition, the terminal should be no nearer than 150 mm to an
opening in the building fabric formed for the purpose of accommodating a
built-in element such as a window frame.
2
Only ONE 25mm clearance is allowed per installation. If one of the
dimensions D,E,F,G or H is 25mm then the remainder MUST be as
shown in brackets, in accordance with BS 5440 Pt. 1.
Note: The distance from a fanned draught appliance terminal installed
parallel to a boundary may not be less than 300 mm in accordance
with the diagram on the left.
Opening
Window or Door
150mm
MIN.
300
300
300
25 (75)
25 (200)
25 (200)
25 (150)
25 (300)
300
600
1200
600
1200
1500
300
300
1000
600
2000
© Baxi Heating UK Ltd 2015
(mm)