Vaillant ecoMAX 613/2 E Installation Instructions Manual page 9

Maximum flue lengths for use with ecoMAX
Accessories Accy. No.
Horizontal 303 930 Max. permitted
flue systems
Vertical 303 900 Max. permitted
flue systems
Maximum flue length
Fig. 1.5
PLANNING THE AIR/FLUE DUCT LAYOUT
613/2 E
618/2 E
622/2 E
8.0 m
concentric incl.
flue length 1 elbow 87°
of which no more than 5 m lie in exposed position.
Maximum length of flue is reduced by 1.0 m for each additional 90° elbow
Maximum length of flue is reduced by 0.5 m for each additional 45° elbow
12.0 m
concentric
flue length
of which no more than 5 m lie in exposed position.
Maximum length of flue is reduced by 1.0 m for each additional 90° elbow
Maximum length of flue is reduced by 0.5 m for each additional 45° elbow
ecoMAX
824/2 E 828/2 E
7.0 m
8.0 m
incl.
incl.
1 elbow 87°
1 elbow 87°
10.0 m
9.0 m
Fig. 1.6
835/2 E pro 18 E
pro 28 E
4.0 m 10.0 m
incl. incl.
1 elbow 87° 1 elbow 87°
7.0 m 10.0 m
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