elco THISION L EVO Series - Thision L Evo Maximum Flue Lengths; Thision L Eco Maximum Flue Lengths

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2.1 Boiler maximum flue lengths continued…
Thision L Evo
Thision L Evo
80/125
100/150
(m)
(m)
60
14
38
Equivalent length in m
70
12
33
Concentric flue
Bend R = D
Bend R = D
80
7
23
gas system
90°/87°
45°/43°
100
11
80/125
1.5
1
120
7
100/150
1.5
1
Thision L Evo
80
100
110
125
130
60
17
62
70
13
52
65
Twin pipe flue
Equivalent length in m
80
7
36
47
gas system
80
100
110
125
130
100
13
23
56
88
Straight Pipe
1
1
1
1
1
120
8
13
43
65
90°/87° Bend
1.5
1.8
2
2.2
2.2
140
5
14
23
45°/43° Bend
0.8
0.9
1
1
1
*Please be advised that we do not offer concentric flue for the Thision L Evo 140 boiler.
**Please be advised that we do not supply 130mm PPs flue.
Thision L Eco
Maximum length in metres for
concentric room sealed installations
100/150
Changes of direction
0
2
3
4
70
25
22
20
18
100
15
12
10
8
120
8
5
3
1
Maximum length in metres for single pipe
open or room sealed installations
100mm
Changes of direction
0
2
3
4
70
63
59
57
55
100
35
31
29
27
120
12
8
6
4