IBC HC Series Installation And Operating Instructions Manual page 18

Figure 11: IBC recommended
minimum vent terminal clearance
under ventilated soffit
Figure 12: Prohibited installation
1-12
HC SERIES BOILERS HC 13-50, HC 23-84, HC 29-106, HC 20-125, HC 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 manufacturer 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:
A= Clearance above grade,
veranda, porch, deck, or
balcony
B= Clearance to window or
door that may be opened
C= Clearance to window or
door that may be opened
D= Clearance to
permanently closed window
CANADIAN
INSTALLATIONS
1
12 in (30 cm)
6 in (15 cm) for appliances
≤ 10,000 Btuh (3 kW), 12
in (30 cm) for appliances >
10,000 Btuh (3 kW) and ≤
100,000 Btuh (30 kW), 36
in (91 cm) for appliances
≤100,000 Btuh (30 kW)
*
*
INSTALLATION AND OPERATION INSTRUCTIONS
US INSTALLATIONS
2
12 in (30 cm)
6 in (15 cm) for appliances
≤ 10,000 Btuh (3 kW), 9 in
(23 cm) for appliances >
10,000 Btuh (3 kW) and ≤
50,000 Btuh (15 kW), 12
in (30 cm) for appliances >
50,000 Btuh (15 kW)
*
*