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2" (50,Smm) COMBUSTION AIR
INTAKE P_PING
2" (60,8nu,n } CPVC VENT PIPING
(FURNISHED)
2" (60 8turn) CPVC COUPLING
(FURNISHED
1.52m
VENT/INTAKE
_-TERMINATION8
2" (60,gmm) OIAMETER VENT AND
COMBUSTION AIR tNTAKE
PIPING -
15' (4.57m) MAXIMUM LENGTH TOTAL
WITH 4 - D0" EU_OWSFOR Qg0.100
26'(6.t 0m) _M LENGTH TOTAL wm-I
4 -Go*ELBOWS FOR Og0.78 AND GgO. SO
2' (.8t m)M_NIMU_ LENGTH TOTAL
WrTH4 - gO"ELBOWS FOR ALL
(FU4RNISHED)
3"(76.2mm) COMBUSTIONAIR
INTAKEPIPING
2" {50.Smm) CPVC VENT PIPING
(FURN{SHEJD) "_
2- (5,0.Smm)CPVC COUPLING
(FURNISHED)
V=_-NTPfP_NG
TRANSITION PITTING
_ 2"(_o.smm)O TO 3"(78.2mm)O IN
_ VERTtCAL RUN
3"(7O2nv_) DIAMETERVENT
COMBU,_ A._ INTAKEPIPING
FORQ_- 100
SO*(24.3&'n)MAXIMUM LENGTH TOTAL
15'(6.t0m) MINIMUM LENGTHTOTAL
WITH 4 - 90" ELBOWS
5' IO(T(30ASm) MAXIMUMLENGTH TOTAL
1.5_Jn WN_ 4 - g0"ELBOWS
20'16,1_1MIN/I, AUMLENGTH TOTAL
W_TH4 - 90" ELBOW,S
TRANSITION FITTING
2" (50.Smm) 0 TO 3" (78,2mm) 0 IN
VERTICAL RUN
E.XHAUST TEE
(FURN_EO)
FIGURE 11 COMBUSTION AIR AND VENT PIPING
24
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