Termination Locations; Vent Termination Minimum Clearances - Heatilator ICON60IT Owner's Manual

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Termination Locations

A. Vent Termination Minimum Clearances
WARNING
Fire Risk
Explosion Risk
Maintain vent clearance to combustibles as
specifi ed.
• Do not pack air space with insulation or
other materials.
Failure to keep insulation or other materials
away from vent pipe may cause fi re.
Measure vertical clearances from this surface
Measure horizontal clearances from this surface.
(see Figure 4.4 for specifi c clearances)
Figure 4.1 Clearances from Cap Surfaces
Gas
Termination
Termination Caps Staggered Height
A Gas Termination Wood or Fuel Oil Termination
B 6 in.
Figure 4.3 Multiple Vertical Termination
Direct Vent Gas, Wood or Fuel
Oil Termination
20 in.
(508 mm)
A
(minimum) to
18 in.
Perpendicular
(457 mm)
Wall
(gas only)
B
20 in.
(152 mm) min. (508 mm) min.
Heatilator • ICON DV • 4042-300 Rev R • 06/07
Figure 4.2 specifi es minimum vent heights for various
pitched roofs.
24 in. min.
(610 mm)
Discharge
Termination
Cap
Storm Collar
Roof
Flashing
Roof Pitch H (Min.) Ft.
Flat to 6/12 1.0*
Over 6/12 to 7/12 1.25*
Over 7/12 to 8/12 1.5*
Over 8/12 to 9/12 2.0*
Over 9/12 to 10/12 2.5
Over 10/12 to 11/12 3.25
* 3 ft. minimum in snow regions
Figure 4.2 Minimum Height from Roof to Lowest Discharge Open-
ing
Termination Caps Same Height
Direct Vent Gas, Wood or Fuel
Oil Termination
20 in. min. *
Wood or
(508 mm)
Gas Termination
* If using decorative cap cover(s), this distance may
need to be increased. Refer to the installation instruc-
tions supplied with the decorative cap cover.
Horizontal
overhang
20 in.
(508 mm)
Vertical
Lowest
wall
Opening
X
12
Roof Pitch
is X / 12
H (min.) - Minimum height
from roof to lowest
discharge opening.
Roof Pitch H (Min.) Ft.
Over 11/12 to 12/12
Over 12/12 to 14/12
Over 14/12 to 16/12
Over 16/12 to 18/12
Over 18/12 to 20/12
Over 20/12 to 21/12
20 in.
(508 mm)
(minimum) to
Perpendicular
Wall
(gas only)
4.0
5.0
6.0
7.0
7.5
8.0
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