CONQUEST 90 - Page 40

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..
..
~
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·~
,
EXHAUST
TERMINATION •I
@
EXHAUST
ROOF LINE
PIPE
COMBUSTION
AIR PIPE
NOTES:
I<\ THE COMBUSTION AIR PIPE MUST
I..!) TERMINATE IN THE SAME PRESSURE
ZONE AS THE EXHAUST PIPE.
INCREASE THE
12 IN. MINIMUM TO
KEEP TERMINAL OPENING ABOVE
ANTICIPATED LEVEL OF SNOW
ACCUMULATION WHERE
APPLICABLE.
/'l\ WHEN 3 IN. DIAM. PIPE IS USED,
l.iY REDUCE TO 2 IN. DIAMETER BEFORE
PENETRATING ROOF. A MAXIMUM OF
18 IN. OF 2 IN. PIPE MAY BE USED
BEFORE PASSING THROUGH ROOF.
/A\ SUPPORT VERTICAL PIPE EVERY
\'V 6 FEET.
EXHAUST TERMINATION - TERMI-
NATE THE LAST 12 INCHES WITH
2• PVC PIPE ON 90,000 THROUGH
120,000 BTUH MODELS. REDUCE ANO
TERMINATE THE LAST 12 INCHES
WITH 1
•t.•PVC PIPE ON 45,000
THROUGH 75,000 BTUH MODELS.
u)
<O
en.,,
3"
~:UST \.1
MAX.
~i5
zc:
r
C :c,
>m
12" MIN.
:c, ,.,
3"MAX.
co
SEPARATION
EXHAUST
_J
3"
VENT
m
:c,
<
CD
MAX.
-I
l
1·
COMBUSTION AIR
COMBUSTION
TERMINATION
AIR INTAKE
·7
~
r-
12"MIN.
e
12"MIN.
:ii
SEPARATION
m
0
-I
12" MIN. ABOVE
<
m
ROOF ~
LINE VY
3
z
ANTICIPATED
G')
SNOW LEVEL
EXHAUST VENT
12" MIN. ABOVE
ANTICIPATED
1SNOWLEVEL
'
RETURN AIR
PITCHED ROOF INSTALLATIONS