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Figure 11: IBC recommended
minimum vent terminal clearance
under ventilated soffit
Figure 12: Prohibited installation
1-12
DC SERIES BOILERS / WATER HEATERS DC 15-95, DC 15-96, DC 20-125, DC 33-160
Figure 13: Sidewall vent termination - multiple vent piping configuration
CONCENTRIC SIDE WALL TERMINATION KITS:
Must be installed on the same horizontal line (not stacked)
Must be installed with a min separation of 12" center to center
Use caution when installing Concentric Side Wall Termination Kits when the outdoor
design temperature is below 5°F / -15°C. Possible blockage of the combustion air
intake increases when the outdoor temperature drops below this temperature.
The clearances recommended by the vent termination manufacture must be followed.
Approved Concentric Side Wall Termination Kits are listed as follows: (Alternate
vent termination kits must be submitted to IBC for approval prior to installation.)
•
Centrotherm – Innoflue #ICWT242 (2" termination) + ICTC0224 (2" concentric
transition to 2 pipe)
•
Centrotherm – Innoflue #ICWT352 (3" termination) + ICTC0335 (3" concentric
transition to 2 pipe)
•
Duravent – Polypro #3PPS-HK – Horizontal Termination Kit – Concentric
•
Ipex - # 197009 – 3" CPVC concentric termination kit
•
Ipex - # 196006 – 3" PVC concentric termination kit
VENT TERMINAL CLEARANCE MINIMUMS ARE AS FOLLOWS:
The vent for this appliance shall not terminate:
Over public walkways; or
1.
2.
Near soffit vents or crawl space vents or other areas where condensate or
vapor could create a nuisance or hazard or cause property damage; or
3.
Where condensate vapor could cause damage or could be detrimental to the
operation of regulators, relief valves, or other equipment.
INSTALLATION AND OPERATION INSTRUCTIONS
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