17 Page
-Single pipe with room-air intake illustraons-
For details of the optional items, refer to the Installation manual for each Optional item.
<Howtoinstallsingleventwiththeindoormodels>
3"ventconnecon
From3"to4"ventconnecon
Installaon
Installaon Manual
1. Connecta3"elbowdirectly
on the intake vent collar of the
water heater.
2. Connecta3"coupling directly
on the exhaust vent collar of the
water heater.
3. Connecta3”straightpipeto
the coupling.
TypicalinstallaonsusingPVC,ABS,orpolypropylenevent
1. Connecta3"elbowdirectly
on the intake vent collar of the
water heater.
2. Connecta3"x4"increaser directly
on the exhaust vent collar of the
water heater.
3. Connecta4”straightpipetothe
increaser.
3”coupling
3”straightpipe
Exhaust vent collar
(Female)
3” elbow with
bird screen
Intake vent collar
(Female)
4”straightpipe
3"x4" increaser
Exhaust vent collar
(Female)
3” elbow with
bird screen
Intake vent collar
(Female)
HorizontalInstallaon
VercalInstallaon
Roof
Fire stop
Connect between exhaust vent collar and piping.
Seetheinstruconsbelow.
Roof
ashing
Elbow
Elbow
Wall