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Example Vent Configurations
2" x 4" horizontal wall
termination configuration
Vertical
termination
direct vent
configuration
Elbow or tee side wall
termination room air
configuration
3" x 5" horizontal wall
termination configuration
2" x 4" or 3"x 5"
vertical roof
termination
configuration
CONCENTRIC
ELBOWS OR TEES
Vertical
termination
room air
configuration
Elbow or tee side wall
termination direct
vent configuration
Flex vent
terminates directly
to the Tankless
Water Heater
TWIN
PIPE
ROOM
AIR
FLEX PP
VENT