34617 Rev D
10
01-03
NANOV TOP DV GAS APPLIANCE INSTALLATION INSTRUCTIONS
Figure 13 - Termination Cap Locations
DIMENSION DESCRIPTIONS
A
Clearance above the ground, a veranda, porch, deck or
balcony - 12 inches (30 cm) minimum. *
B
Clearance to window or door that may be opened 10,000
BTUs or less, 6 inches (15 cm) minimum; 10,000-50,000
BTUs, 9 inches (23 cm) minimum; over 50,000 BTUs, 12
inches (30 cm) minimum. *
C
Clearance to permanently closed window 12 inches (30
cm) minimum - recommended to prevent condensation on
window.
D
Vertical clearance to ventilated soffit located above the
termination within a horizontal distance of 2 feet (60 cm)
from the centerline of the termination 18 inches (46 cm)
minimum. **
E
Vertical clearance to unventilated soffit - 12 inches (30 cm)
minimum. **
F
Clearance to outside corner - 6 inches (15 cm) minimum.
G
Clearance to inside corner - 6 inches (15 cm) minimum.
H
Not to be installed above a meter/regulator assembly within
3 feet (90 cm) horizontally* from the center line of the regulator
I
Clearance to service regulator vent outlet - 6 feet (1.8m)
minimum. *
J
Clearance to non-mechanical air supply inlet into building or
the combustion air inlet to any other appliance - 12 inches
(30 cm) minimum. *
K
Clearance to mechanical air supply inlet - 6 feet (1.8 m)
minimum. *
L
Clearance above a paved sidewalk or paved driveway
located on public property - 7 feet (2.1 m) minimum.
A vent may not terminate directly above a sidewalk or paved
driveway which is located between two single family
dwellings and serves both dwellings.
M
Clearance under veranda, porch, deck or balcony - 12 inches
(30 cm) minimum. * Recommended 30 inches (76 cm) for
vinyl or plastic.
Only permitted if veranda, porch, deck or balcony is fully
open on a minimum of 2 sides beneath the floor. *
N
Vertical clearance between two horizontal termination caps
12 inches (30 cm) minimum.
O
Horizontal clearance between two horizontal termination
caps 12 inches (30 cm) minimum.
*
As specified in
CGA B149 Installation Codes
Note: Local codes or regulations may require different
clearances.
**
Clearance required to vinyl soffit material 30 inches (76
cm) minimum. With a vinyl soffit shield 18 inches (46 cm)
minimum.
WARNING!
In the U.S.:
Vent system termination is NOT permitted in
screened porches. You must follow side wall, overhang
and ground clearances as stated in the instructions.
In Canada:
Vent system termination is NOT permitted in
screened porches. Vent system termination is permitted in
porch areas with two or more sides open. You must follow
all side wall, overhang and ground clearances as stated in
the instructions.
Hearth & Home Technologies assumes no responsibility for
the improper performance of the appliance when the venting
system does not meet these requirements.
Figure 14 - Cap Clearances
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