26
PLANNING THE AIR/FLUE DUCT LAYOUT
Maximum flue lengths for use with ecoMAX
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°
31.0 m
20.0 m
30.0 m
incl.
1 elbow 87°
20.0 m
incl.
1 elbow 87°
27.0 m
25.0 m
incl.
1 elbow 87°
613/2 E
618/2 E
622/2 E
pro 18 E
pro 28 E
ecoMAX
of which no more than 5 m lie in exposed position.
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.
of which no more than 5 m lie in exposed position.
Maximum length of flue is reduced by 2.0 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
26.0 m
25.0 m
incl.
1 elbow 87°
22.0 m
21.0 m
incl.
1 elbow 87°
29.0 m
30.0 m
incl.
1 elbow 87°
824/2 E
828/2 E
835/2 E
ecoMAX
of which no more than 5 m lie in exposed position.
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.
of which no more than 5 m lie in exposed position.
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