Vent And Air Intake Pipe Starter Adaptors - Cpvc - Viessmann Vitocrossal 300 CU3A Installation Instructions Manual

CU3A Venting Systems Installation

Vent and Air Intake Pipe Starter Adaptors - CPVC

Legend
A Combustion air intake
B Flue gas outlet
C Combustion air CPVC adaptor*
D Flue gas CPVC adaptor
* A 3 in. combustion air CPVC adaptor is supplied with
the boiler installation fittings.
Direct Venting (Two-pipe System)
To install CPVC flue gas vent with Vitocrossal 300 CU3A
boilers the CPVC flue gas adaptor D has to be ordered
from Viessmann.
- CU3A 26, 35 3 in. (80 mm)
- CU3A 45, 57 4 in. (110 mm)
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