Balanced flue boiler connection type: C
•C13: concentric horizontal connection
•C33: concentric vetical connection
•C53: parallel chimney connection
•C63: concentric vertical connection without terminal (only in Germany and Luxembourg).
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C13
2 m min.
Maximum length concentric : 6 metres
Maximum length parallel : 12 metres
Note: a 90 degree bend = 1 metre equivalent length
INSTALLATION
C53
A condensation drain outlet must be fitted close to the boiler to prevent condensation products from the chimney running into the boiler.
To avoid condensation water running out of the terminal, all horizontal flue runs must fall back towards the boiler.
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