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Twin Pipe Flues 80/80mm – Multifit Flue Group N
Item Description (Multifit) Flue System
36
Vertical Flue Terminal
38
Twin Pipe Extension (Pair inc. Brackets)
39
Twin Pipe Flue Bend (Pair)
40
Twin Pipe Flue Bend (Pair)
28
Roof Cover Plate (see page 23 for image)
41
Twin Pipe Flue Horizontal Terminal Kit (Air & Exhaust)
42
Twin Pipe Flue Adaptor (Boiler)
43
Twin Pipe Support (Pair)
44
Twin to Concentric Adaptor 80/80 - 80/125
29
Pitched Roof Flashing (see page 23 for image)
30
Flat Roof Flashing (see page 23 for image)
45
Pitch Roof Flue Terminal
46
Pitched Roof Terminal Adaptor Kit
47
Single Flue Terminal (Air Only)
Terminal Position with Minimum Distance
1
A
Directly below an opening, air brick, opening
w
n i
d
o
w
s
e ,
c t
1
B
Above an opening, air brick, opening window etc
1
C
Horizontally to an opening, air brick, opening window etc
2
D
e B
o l
w
g
t u
e t
s r
s ,
l i o
p
p i
s e
2
E
e B
o l
w
a e
e v
s
2
F
e B
o l
w
b
l a
o c
i n
s e
r o
c
r a
p
2
G
F
o r
m
a
e v
i t r
a c
d l
a r
n i
i p
e p
2
H
F
o r
m
n a
n i
e t
n r
l a
r o
x e
e t
I
A
b
o
e v
g
o r
n u
, d
o r
f o
r o
b
J
From a surface or boundary line facing a terminal
K
From a terminal facing a terminal (Horizontal flue)
K
From a terminal facing a terminal (Vertical flue)
L
From an opening in carport (e.g. door, window)
n i
o t
t
e h
d
w
e
i l l
g n
M Vertically from a terminal on the same wall
N Horizontally from a terminal on the same wall
R
F
o r
m
d a
a j
e c
t n
w
l l a
o t
l f
e u
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 150mm 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
B.S.5440-1.
300mm min
Terminal
Assembly
Top View Rear Flue
www.baxi.co.uk
402050-06 Baxi range guide.indd 25
r o
d
a r
n i
i p
e p
s
o
t r
o r
o
f
r o
s
l i o
i p
e p
n r
l a
o c
n r
r e
l a
o c
n
l y
v e
l e
1200
1200
1500
(
e v
i t r
a c
o l
n
y l
)
1000
NOTE: The distance from a fanned draught
appliance terminal installed parallel to a
boundary may not be less than 300mm in
accordance with the diagram.
Property Boundary Line
Colour
Specification
Black
White
1000mm
°
White
90
White
135
°
Stainless steel
575mm
White
White
White
°
°
25
/50
Black
°
°
25
/50
White
(mm)
J,K
300
300
300
5 2
N
5 2
R
M
5 2
5 2
I
I
5 2
F
3
0 0
L
600
600
600
Likely flue positions requiring
a flue terminal guard
300
300
600
2000
Plume
Displacement Kit
Air Inlet
150mm
min.
Key & OD
Sales Code
Dimensions
125mm
5111078
80mm
5111087
80mm
5111072
80mm
5111086
125mm
246143
80mm
5120172
80/80mm
720089801
80mm
5111081
80/125mm
5111084
125mm
5122151
125mm
246144
60mm
720576301
60-80mm
5121792
80mm
5121791
T
U
D
A
C
E
I
I
S
B
J,K
F
A
A
G
H
H
I
IMPORTANT: If fitting a
Plume Displacement Flue
Kit, the air inlet must be a
minimum of 150mm from any
opening windows or doors
Opening Window
or Door
25
25/02/2013 09:01
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