Bosch GWH 635 ES User Manual page 14

Appliance details
Supporting the exhaust vent system
The venting materials and accessories
i
required to properly install the water
heater are available from BBTNA and their
distributors.
Fig. 17 Horizontal side wall venting installation
(combustion air piping not being shown)
Fig. 18 Above the roof clearance requirements from
rain cap (combustion air piping not being
shown)
B A condensate drain tube must be attached to the
exhaust collar of the heater for all vent type
applications, see page 11.
14
Fig. 19 Vertical venting installation (combustion air
piping not being shown)
A condensate drain tube must be attached to the
exhaust collar of the heater for all vent type applications,
see page 11.
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