Common Side Wall Venting - Roberts Gorden Vantage HE-40 Installation, Operation & Service Manual

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R O B E R T S G O R D O N
Figure 23. Common Side Wall Venting Configurations
COMMON SIDE WALL VENTING (See Figure 23)
Requirements
a) Maximum of two units may be vented together into a
6" (15 cm) diameter common vent.
b) Units must be of the same BTU input.
c) Units must be controlled from one common thermostat.
d) Use a sweeping tee, or sweeping Y connection. These
connections may be purchased from any sheet metal
fitting manufacturer.
Outside wall
4" Single
wall pipe 4"
Vent adapter
Outside wall
Sweeping 'Y'
Connection
4" Single wall pipe
8 :
S E C T I O N V E N T I N G A N D D U C T I N G
Vent terminal
Tjernlund VH1-6 or equivalent
4"
6"
Sweeping 'T'
Connection
Vent terminal
Tjernlund VH1-6 or equivalent
4"
6"
4"
Vent adapter
Recommendations
Although not compulsory, an outside air supply to the
burners is recommended.
pg 25