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TYPICAL EXHAUST AND INTAKE PIPE CONNECTIONS IN UPFLOW DIRECT OR
NON-DIRECT VENT APPLICATIONS
TRANSITION
2”
2”
2”
3”
2”
2”
or
DO NOT transition
from smaller to larger
pipe in horizontal runs
of
exhaust pipe
.
EXHAUST
*2”
* When transitioning up in pipe size, use the shortest length of 2” PVC pipe possible.
INTAKE
TRANSITION
3”
*2”
EXHAUST
INTAKE
2”
Appliance
Adaptor
Appliance
Adaptor
Figure 26
SIDE VIEW
2”
2”
2”
2”
or
TYPICAL EXHAUST AND INTAKE PIPE CONNECTIONS IN HORIZONTAL DIRECT OR NON-DIRECT VENT
APPLICATIONS
(RIGHT HAND DISCHARGE SHOWN)
2”
45°
MAX
45°
MAX
DO NOT transition
from smaller to larger
pipe in horizontal runs
of
exhaust pipe
.
EXHAUST
12” max.
* When transitioning up in pipe size, use the shortest length of 2” PVC pipe possible.
INTAKE
3”
*2”
*2”
2”
2”
2”
2”
Appliance
Adaptor
Appliance
Adaptor
EXHAUST
INTAKE
Figure 27
