7.3.6 Single boiler conventional flue
fig. 07
Flue gas discharge duct without bends, single
boiler, conventional flue.
00.31H.79.00011 (afb 1)
Flue diameter
Model Gas 610 ECO
max eq. length L
m
eq. length bend 45°
m
R=D
eq. length bend 90°
m
R=D
table 04 Calculation data conventional flue
Example: Gas 610 ECO, 2 x 9 sections, total length 44
m, diameter 350 mm, 2 bends 90°.
44 m + 2 x 5.6 = 55.2 < 81 m → flue OK.
Note: If the design parameters are outside the val-
ues shown in the above table or there is any doubt
over the flue system, please contact our technical
department for calculation to be undertaken.
350 mm
Sections
2 x 6
2 x 7
2 x 8
2 x 9
286
183
122
81
3.2
5.6
7.3.7 Single boiler, room sealed flue
fig. 08
Flue gas discharge duct without bends, single
boiler, room sealed application.
00.31H.79.00011 (nr 6)
Flue/ air inlet diameter
Model Gas 610 ECO
max eq. length L
eq. length bend 45°
R=D
eq. length bend 90°
R=D
table 05 Calculation data room sealed applications
Example: Gas 610 ECO, 2 x 7 sections, total length flue
52 m, 2 bends 90°.
52 m + 2 x 5.6 = 63.2 < 79 m → flue OK.
Note: If the design parameters are outside the val-
ues shown in the above table or there is any doubt
over the flue system, please contact our technical
department for calculation to be undertaken.
A combined vertical terminal set and roof sealing plate
for flat roofs, are available for the room-sealed version
with diameters of ø 350/ ø 350 in accordance with the
drawing below.
17
350/350 mm
Sections
2 x 6
2 x 7
2 x 8
m
134
79
46
m
3.2
m
5.6
2 x 9
24