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Bobcat Models B-120A and B-200A
14
BOBCAT MODELS B-120 and B-200 - DIRECT VENT, SIDEWALL VENTING
All joints must be liquid and pressure tight. Use 3” dia. PVC/CPVC schedule 40 pipe or U/L listed single wall 3" dia.
AL29-4C S.S.*. venting materials (See page 7).
SLOPE UP 1/4"
PER FOOT MIN.
FROM BOILER TO
VENT TERMINATION
90˚ ELBOW
3" DIA.
PVC/CPVC
PIPE FOR
AIR INTAKE
SNOW
LIN
E**
(SEE
DEF
INIT
ION
)
AIR
INT
AKE
LOU
VER
S
12
"
MIN
O
UTSIDE
W
ALL
3
"
D
IA.PVC/CPVC
C
OUPLING WITH SCREEN
SLANT/FIN
VENT/AIR INTAKE
TERMINATION UNIT
PART # 860802
3"
– 16
"
THICK
WALL
3"
DIA.
PVC/CPVC
PIPE FOR
VENT
Figure 11. Direct vent, sidewall venting illustration; utilizing PVC/CPVC pipe for venting
Figure 12.
Direct vent,
side
wall venting illustration;
utilizing stainless steel vent materials f
or venting.
*
AL 29-4C IS A REGISTERED
TRADEMARK OF ALLEGHENY LUDLUM CORP
.
** Definition of Sno
w Line:
Kno
wledge of local conditions will reveal the maximum height that repeated snowfalls accumulate to.
The height should be used as the SNOW LINE.
SLOPE UP 1/4”
PER FOOT MIN.
FROM BOILER TO
VENT TERMINATION
90˚ ELBOW
3" DIA.
STAINLESS
STEEL VENTING
MATERIAL FOR
VENT
3" DIA.
PVC/CPVC
PIPE FOR
AIR INTAK E
AIR
IN
TAK
E
LOU
VER
S
SNO
W L
INE
**
(SEE
DE
FIN
ITIO
N)
12
"
MIN
OUTSIDE
WALL
STRAIGHT SCREENED
VENT TERMINATI ON
SLANT/FIN
VENT/AIR INTAKE
TERMINATION UNIT
PART # 451138
3-12"
THICK
WALL
3
"
DIA.
HEAT-FAB SLIP
JOINT CONNECTOR