SIMPLE REAR VENT
MAX H
50 FEET (15.2M)
SIMPLE TOP VENT
MAX H+V
50 FEET (15.2M)
MULTI ELBOW
Multi-elbow installations are possible up to a maximum of six 90°.
MAX
V1+V2+V3+
H1+H2+H3
50 FEET (15.2M)
10 FEET (3.1M)
DOWNWARD VERTICAL VENTING
Downward venting installations are only allowed when the appliances is set to
Intermittent Pilot Ignition (I.P.I.) Electronic Ignition (E.I.). If an anti-condensa-
tion switch is being used, downward vertical venting is not allowed.
MAX
H1+H2+V
H1+H2+V
50 FEET
10 FEET
(15.2M)
MIN H
10 FEET (3.1M)
MIN H+V
10 FEET (3.1M)
MIN
MAX
ELBOWS
V1+V2+V3+
H1+H2+H3
SIX 90°
MIN
MAX D
8 FEET
(3.1M)
(2.4M)
MAX ELBOWS
SIX 90°
MAX
ELBOWS
SIX 90°
H
1