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7 7
Vent Information and Diagrams
A. Vent Guidelines
WARNING! Fire Risk/Asphyxiation! This appliance re-
quires the specifi ed pipe for operation. Incorrect pipe may
cause spillage, condensation and overheating.
This model require the following size B-Vent double wall.
Models
ST-36TVB-IPI
• Follow pipe manufacturer's installation guidelines when
installing the appliance.
WARNING! Risk of Fire, Explosion or Asphyxiation!
DO NOT connect this gas appliance to a chimney fl ue
serving a separate solid-fuel or gas burning appliance.
• Vent this appliance directly outside.
• Use separate vent system for this appliance.
May impair safe operation of this appliance or other appli-
ances connected to the fl ue.
B. Vent System Confi guration
CAUTION! Risk of Fire! ALL vent confi guration speci-
fi cations MUST be followed. This product is tested and
listed to these specifi cations. Appliance performance will
suffer if specifi cations are not followed.
Rise to Run Ratio = 2:1
Maximum Total Horizontal Run = 15 ft.
Minimum Total Vertical Rise for 0-2 elbows = 12 ft.
Maximum Total Vertical Rise = 50 ft.
Maximum Number of Elbows: four 90º or six 45º
Minimum Total Vertical Rise for four 90º or six 45º
elbows=16 ft.
See Figures 7.1, 7.2, 7.3.
WARNING! Risk of Fire or Explosion! Insulation and
other combustibles must not infringe on clearances.
• ALWAYS maintain specifi ed clearances around venting
and fi restop systems.
• Install fi restops as specifi ed.
Failure to keep insulation or other material away from vent
pipe may cause fi re.
Pipe Size
5 inches
Heat & Glo • ST-36TVB-IPI • 2134-900 Rev. i • 3/13
12 FEET
MINIMUM
50 FEET
MAXIMUM
Figure 7.1 Minimum Total Vertical Rise
VENT SUPPORTS
ARE PER VENT
MANUFACTURER'S
SPECIFICATIONS.
MAXIMUM HORIZONTAL RUN IS 50%
OF VERTICAL. HORIZONTAL RUN
CANNOT BE MORE THAN 15 FT .
Figure 7.2 Rise to Run Ratio
MINIMUM
VERTICAL
9 FEET
45 DEGREES
ELBOW
90 DEGREES
ELBOW
Figure 7.3 Proper Use of Elbows
MINIMUM CLEARANCES
ARE PER VENT
MANUFACTURER'S
SPECIFICATIONS
METAL
PLUMBER'S
STRAP
VENT SUPPORTS ARE PER
VENT MANUFACTURER'S
SPECIFICATIONS
METAL
PLUMBERS' STRAP
MAXIMUM
HORIZONTAL
15 FEET
OFFSETS EXCEEDING
45 DEGREES ADAPT
HORIZONTAL LIMITATIONS
Note: Maximum horizontal
distance is 50% vertical vent
height.
21
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