Vaillant ecoTEC plus VU Series Installation Manual page 12

4.6.4 Maximum pipe lengths, 60/100 mm diameter
Air/flue system Article num-
ber
Horizontal wall/roof duct 0020219517
0020219518
0020219519
0010035512²
0010024718
303933
Variable terminal set 0020219529
0020219530
303942
303946
Vertical roof duct 0020065937
303982
1 The inclusion of additional elbows in the flue system reduces the pipe length as follows:
–
By 0.5 m for each 45° elbow
–
By 1.0 m for each 87° elbow
2 Cannot be used in conjunction with the variable terminal set (VTK)
4.6.5 Maximum pipe lengths, 80/125 mm diameter
Air/flue system Article num-
ber
Horizontal wall/roof 303209
duct
0010035777
Vertical roof duct 303200
External wall con- 0010039735
nector
0020042748
1 The inclusion of additional elbows in the flue system reduces the pipe length as follows:
–
By 1.0 m for each 45° elbow
–
By 2.5 m for each 87° elbow
12
VU 10CS/1-5 (N-GB)
ecoTEC plus 610
VU 15CS/1-5 (N-GB)
ecoTEC plus 615
VU 20CS/1-5 (N-GB)
ecoTEC plus 620
16 m
plus 1 x 87° elbow
The maximum concentric pipe length that is specified above is reduced as follows:
–
By 0.5 m with the variable terminal
–
By 0.5 m with each metre of VTK pipe
–
By 0.5 m with each 87° elbow
–
By 0.5 m for every two 45° elbows
12 m
VU 10CS/1-5 (N-GB) ecoTEC plus 610
VU 15CS/1-5 (N-GB) ecoTEC plus 615
VU 20CS/1-5 (N-GB) ecoTEC plus 620
28 m
plus 1 x 87° elbow
30 m
20 m
plus 3 x 87° elbows
ecoTEC plus
VUW 20/26CS/1-5 (N-GB)
ecoTEC plus 826
Max. concentric pipe length¹
10 m
plus 1 x 87° elbow
10 m
ecoTEC plus
VU 25CS/1-5 (N-GB) ecoTEC plus 625
VUW 25/32CS/1-5 (N-GB) ecoTEC plus 832
VU 30CS/1-5 (N-GB) ecoTEC plus 630
VUW 30/36CS/1-5 (N-GB) ecoTEC plus 836
VU 35CS/1-5 (N-GB) ecoTEC plus 635
VUW 30/40CS/1-5 (N-GB) ecoTEC plus 840
VUI 30/40CS/1-5 (N-GB) ecoTEC plus 940
VUW 20/26CS/1-5 (N-GB) ecoTEC plus 826
Max. concentric pipe length¹
plus 3 x 87° elbows
Air/flue pipe installation manual 0020308120_02
VU 25CS/1-5 (N-GB)
ecoTEC plus 625
VUW 25/32CS/1-5 (N-GB)
ecoTEC plus 832
VU 30CS/1-5 (N-GB)
ecoTEC plus 630
VUW 30/36CS/1-5 (N-GB)
ecoTEC plus 836
VU 35CS/1-5 (N-GB)
ecoTEC plus 635
VUW 30/40CS/1-5 (N-GB)
ecoTEC plus 840
VUI 30/40CS/1-5 (N-GB)
ecoTEC plus 940
8 m
plus 1 x 87° elbow
8 m
28 m
plus 1 x 87° elbow
30 m
20 m