9
W415-0381 / H / 12.07.07
VERTICAL
TERMINATION
HORIZONTAL
TERMINATION
vertical rise
is equal to
or greater
t h a n t h e
horizontal
run
horizontal
run + verti-
cal rise to
m a x i m u m
of 40 feet
vertical rise
is equal to
or greater
t h a n t h e
horizontal
run
horizontal
run + verti-
cal rise to
m a x i m u m
of 40 feet
vertical rise
is less than
h o r i zo n t a l
run
h o r i zo n t a l
run + verti-
cal rise to
maximum of
24.75 feet
4.2 times the
vertical rise
equal to or
greater than
the horizon-
tal run
vertical rise
is less than
horizontal
run
horizontal
run + verti-
cal rise to
m a x i m u m
of 40 feet
3 times the
v e r t i c a l
rise equal
to or great-
er than the
horizontal
run
VENTING APPLICATION FLOW CHART