Rinnai CVent
22
Common Venting (indoor commercial applications only)
There are two option in which Indoor units can be common vented:
Option 1. Direct Common Vent
Option 2. Common Vent with Room air for combustion (must terminate vertically)
(For information regarding parts and installation information
refer to Common Vent Manual
)
In common vent configurations utilizing different pressure zones, (roof-exhaust
with sidewall-inlet or room air) exhaust MUST terminate vertically.
ATTENTION
Option 1.
Vertical Vent and
Horizontal Air Intake
Exhaust
Combustion
Air
Option 2. Room air for combustion
(must terminate vertically)
Exhaust
Back to Back Installation
Option 1.
Parallel Termination
Exhaust
Combustion Air
Common Vent Same
Pressure Zone
Common Vent Different
Pressure Zone
Common Vent Different
Pressure Zone
Summary of Contents for c199i
Page 43: ...43 Rinnai CVent NOTES ...
Page 86: ...86 CVent de Rinnai NOTES ...
Page 87: ...87 CVent de Rinnai NOTES ...