Design Information - Balanced Flue System - Wolf COB Installation Instructions And Technical Manual

B23
B33
C53
Connection types
Boiler Appliance type
type
1), 2)
COB- B23, B33, C53,
15/20/ C33x, C43x,
29/40 C53x, C63x,
C83x, C93x
Marking "x" indicates that all components of the flue are surrounded by combustion air and meet increased requirements for gas
1)
tightness.
For types B23 and B33, the combustion air is drawn from the installation room (open flue combustion equipment).
2)
For type C, the combustion air is drawn through a sealed system from the outside (balanced flue combustion equipment).
The following balanced flue or flues with CE-0036-CPD-9169003 certification may be used:
Flue DN 80
Concentric balanced flue DN 80/125
Flue DN 110
Concentric balanced flue (on an external wall) DN 80/125
Flue (flexible) DN83, DN110
Concentric balanced flue (on an external wall) DN 110/160
Flue DN 160 (for cascade)
The necessary type plates and certificates are included with the relevant Wolf accessories.
Observe all additional installation instructions included with accessories.
3062547_201507
31. Design information
C33x
C83x
Operating mode
Open flue Balanced Moisture-resistant
flue
Yes Yes B33, C53, C83x
C93x
C93x
Can be connected to
Balanced flue
chimney chimney
C43x
C43x
C33x B33
Balanced flue Certified
balanced flue
C33x, C53x, C63x
C93x
C33x
C53x
C83x
Moisture-
resistant flue
B23, C53x,
C83x
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