Vaillant ecoTEC plus 637 - Maximum flue lengths for use with ecoTEC

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PLANNING THE AIR/FLUE DUCT LAYOUT
Maximum flue lengths for use with ecoTEC
PART 2 CONCENTRIC 80/125
Accessories Accy. No.
Vertical
flue systems
303 200
Max. permitted
concentric
flue length
Horizontal
flue systems
303 209 Max. permitted
concentric
flue length
14.0 m
13.0 m
incl.
1 elbow 87°
27.0 m
25.0 m
incl.
1 elbow 87°
plus 612
plus 615
ecoTEC
Maximum length of flue is reduced by 2.5 m for each additional 90° elbow.
Maximum length of flue is reduced by 1.0 m for each additional 45° elbow.
Maximum length of flue is reduced by 2.5 m for each additional 90° elbow
Maximum length of flue is reduced by 1.0 m for each additional 45° elbow
Accessories Accy. No.
Vertical
flue systems
303 200
Max. permitted
concentric
flue length
Horizontal
flue systems
303 209 Max. permitted
concentric
flue length
21.0 m
incl.
1 elbow 87°
23.0 m
27.0 m
25.0 m
incl.
1 elbow 87°
plus 637
plus 837
pro 24
pro 28
ecoTEC
plus 618
plus 624
plus 630
plus 824
plus 831
20.0 m
20.0 m
incl.
1 elbow 87°
plus 415
plus 418
plus 428
plus 438
Maximum length of flue is reduced by 2.5 m for each additional 90° elbow
Maximum length of flue is reduced by 1.0 m for each additional 45° elbow
Maximum length of flue is reduced by 2.5 m for each additional 87° elbow.
Maximum length of flue is reduced by 1.0 m for each additional 45° elbow.
834449_09GB_082006.qxd 10.08.2006 12:20 Seite 43