Baxi Barcelona System, Installation And Servicing Instructions

Page: 16 / 46

7.0 Site Requirements - Page 16
7.13 Flue Options
1. The Baxi Barcelona System can be fitted with flue
systems as illustrated.
2. The standard flue is suitable only for horizontal
applications.
3. Maximum permissible equivalent flue lengths are:-
Horizontal 4.0 metres
Vertical 4.0 metres
Vertical (Twin) 75.0 metres
4. Any additional ‘in line” bends in the flue system must be
taken into consideration. Their equivalent lengths are:-
Concentric Pipes:
45
o
bend 0.5 metres
90
o
bend 1.0 metres
Twin Flue Pipes
Air Duct Flue Duct
45
o
bend 1 - 3 metres 2 - 6 metres
90
o
bend 4 - 8 metres
NOTE: The elbow supplied with the standard horizontal
flue is not included in any equivalent length
calculations.
5. The illustrations opposite show examples of maximum
equivalent lengths.
6. Full details of part numbers and descriptions of all
optional flue components and kits can be found in Baxi Gas
Central Heating Boilers Installers’ Guide.
7. Instructions for guidance and fitting are included in each
kit.