Boulter Buderus 500 Series Installation And Maintenance Instructions Manual page 18

1 Installation
1.7.4 Additional flue parts
The additional flue parts listed can be ordered from your
supplier.
Flue size 60/100:
60/100 flue system
500 mm extension
1000 mm extension
90° bend
45¯ bend
NOTE
The total reduction length must never exceed
the maximum flue length.
Flue size 80/125 (optional):
80/125 flue system
500 mm extension
1000 mm extension
90° bend
45¯ bend
NOTE
Vertical adaptor (60/100 --> 80/125) is required
for 80/125 flue gas systems, because the flue
outlet of the boiler is 60/100.
Weathering slates for 60/100 and 80/125
Flat roof, pitched roof.
Subject to modifications resulting from technical improvements!
18
For every bend or extension
the max. flue length (L) has
to be reduced by:
0.5 m
1.0 m
1.4 m
0.7 m
For every bend or extension
the max. flue length (L) has
to be reduced by:
0.5 m
1.0 m
1.6 m
0.9 m
Installation and maintenance instructions for Buderus 500 - 24/C and 500 - 28/C • 02/2005
A
fig. 17 Horizontal flue length
Boulter Buderus Ltd. • http://www.boulter-buderus.co.uk
L