Venting Installation Tips
0MHHGJLHAHAF?
T @GJARGFL9DJMFKZ9LD=9KL=N=JQ>LE
T N=JLA;9DJMFKZMK=:J9;=K
T MF<=JGJF=9J=D:GOK
Venting Configurations
#GJ@=9L=JK;GFF=;L=<LG?9KN=FLKGJ;@AEF=QKN=FL
AFKL9DD9LAGFK K@9DD := AF 9;;GJ<9F;= OAL@ L@= +#$
20GJ 9F9<9GJ9HHDA;9:D=HJGNAKAGFKG>
DG;9D:MAD<AF?;G<=K
Vertical Venting (Category IV)
Installation
1@= E9PAEME 9F< EAFAEME N=FLAF? D=F?L@ >GJ L@AK
9L=?GJQ &3 9HHDA9F;= K@9DD := <=L=JEAF=< H=J L@=
+#$ 20GJ 9F9<9
Table M: Category IV Vertical Vent & Vertical Direct Vent
3=FLD=F?L@K9J=:9K=<GF9D9L=J9DD=F?L@G>>L/=>=JLGL@=D9L=KL=<ALAGFG>L@=+#$ >GJ>MJL@=J<=L9ADK
0M:LJ9;L>LH=J=D:GO*9P=D:GOK
,FDQ =FLJGL@=JEHGDQHJGHQD=F=AK9HHJGN=<>GJL@=5#QJ=HJG<M;L
Fig. 22: Vertical Venting
Model No.
Certified Vent
Material
V
ent and
Intake Air
Vent Size
(in.)
Vertical Vent Height
1
(ft)
C
ombustion
Air Intake
Pipe
Material
Vertical Air
Inlet Max.
Length* (ft)
Min. Max.
9F9<9,FDQ
2) 0-3
9F< -3
0L9AFD=KK0L==D
)
+0&01*!
0;@-3
+0&01*#
0;@ -3
-GDQHJGHQD=F=
$9DN9FAR=<
0L==D
-3 0
-3
CAUTION: 1@AK N=FLAF? KQKL=E J=IMAJ=K L@=
AFKL9DD9LAGFG>9;GF<=FK9L=<J9AFAFL@=N=FLHAHAF?
H=J L@= N=FL E9FM>9;LMJ=J]K AFKLJM;LAGFK #9ADMJ= LG
AFKL9DD9;GF<=FK9L=<J9AFAFL@=N=FLAF?KQKL=EOADD
NGA< 9DD O9JJ9FLA=K GF L@AK :GAD=J GF<=FK9L= AK
9;A<A;9F<@A?@DQ;GJJGKAN=
NOTE: "FKMJ=9<=IM9L=;D=9J9F;=KLG9DDGO9FFM9D
AFKH=;LAGFG>L@=N=FLAF?KQKL=E