Installation of the Exhaust and Air Intake System
10
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Installation, Operation and Maintenance Manual Sealed Combustion Gas Boiler Logano GA244 • Issue 02/2004
Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de
10 Installation of the Exhaust and Air Intake System
A horizontal terminal body is included with every boiler.
Materials from the following manufacturers are
approved for use for exhaust venting materials and air
intake piping:
APPLICATION NOTICE !
Consult local and state codes pertaining to
special building code and fire department
requirements. Adhere to national code
requirements.
APPLICATION NOTICE !
Observe the listed maximum lengths of
vent system, which are boiler model
dependent. The maximum permissible
lengths are listed in Table 7, page 24 to
Table 9, page 25.
Manufacturer
Exhaust venting piping 3“/ 4“
horizontal
Typ
vertical*
Typ
Heat fab
SAF-T vent
SAF-T vent
O-flex-L
Star 34
-
Pro Tech
FasNSeal
-
Z-Flex
Z-Flex, model
SVE
-
Table 5 Approved exhaust vent pipe manufacturers
* Vertical „trough the roof“ configuration is not part of the standard
boiler package.
APPLICATION NOTICE !
Install vent pipe components per
manufacturer's instructions. Observe the
listed maximum diameters of vent system,
which are boiler model dependent. Use
only 3" or 4“ (4“ for model /62 only)
stainless steel (AL29-4C) components
(e.g. 37/44 kW = 3“) for exhaust vent
piping as listed in the above table
(Table 5).
Use only 4" flexible or 4" galvanized rigid
pipe for combustion air intake piping.
The exhaust and intake air piping
components are available from your local
wholesaler. Make sure to use matching
components.
NOTICE!
OPERATIONAL PROBLEMS !
due to strong winds.
The boiler will cease to operate under
strong winds when no termination tee is
installed at the end of the venting system.
z
Note that a termination tee MUST
always be installed at the end of every
horizontal venting system.
z
Purchase the suitable termination tee
together with your selected vent pipe
manufacturer for best fit.
