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D
E
v
B
L
v
v
F
v
V
= VENT TERMINAL
A
= 12" .......................... clearances above grade, ve ran-
(See Note 1)
B
= 12" .......................... clearances to window or door
D*
= 18" .......................... vertical clearance to unventilat-
E
*18" min. ................ for vinyl clad soffits and below
F
= 9" ........................... clearance to outside corner
G
= 12" .......................... clearance to inside corner
H
= 3 ft. (Canada) ....... not to be installed above a gas
I
= 3 ft. (U.S.A.)
6 ft. (Canada) ........ clearance to gas service regula-
J
= 9" (U.S.A.)
12" (Canada) .......... clearance to non-mechanical air
** a vent shall not terminate directly above a sidewalk or paved
driveway which is located between two single family dwellings and
serves both dwellings.
*** only permitted if veranda, porch, deck or balcony is fully open on a
minimum of 2 sides beneath the floor.
NOTE 1: On private property where termination is less than 7 feet above
a sidewalk, driveway, deck, porch, veranda or balcony, use of a listed
cap shield is suggested.
NOTE 2: Termination in an alcove space (spaces open only on one side
and with an overhang) are permitted with the dimensions specified for
vinyl or non-vinyl siding and soffits. 1. There must be 3 feet minimum
between termination caps. 2. All mechanical air intakes within 10 feet
of a termination cap must be a minimum of 3 feet below the termination
cap. 3. All gravity air intakes within 3 feet of a termination cap must be
a minimum of 1 foot below the termination cap.
Figure 19. Vent Termination Minimum Clearances
G
v
A
B
B
B
v
v
A
X
= AIR SUPPLY INLET
da, porch, deck or balcony
that may be opened, or to per-
manently closed window.
ed soffit or to ventilated soffit lo-
cated above the terminal
electrical service
meter/regulator assembly within 3
feet (90cm) horizontally from the
center-line of the regulator
tor vent outlet
supply inlet to building or the
combustion air inlet to any other
appliance
H
U.S.
(3 FT)
M
I
v
= AREA WHERE TERMINAL IS NOT PERMITTED
K
= 3 ft. (U.S.A.)
6 ft. (Canada) .......... clearance to a mechanical
L** = 7 ft. ........................... clearance above paved side-
(See Note 1)
M*** = 18" ............................ clearance under veranda,
N
= 12" ............................ non-vinyl sidewalls
12" ............................ vinyl sidewalls
O
= 18" ............................ non-vinyl soffit and overhang
18" ............................ vinyl soffit and overhang
P
= 8 ft.
______________________________________________________________________
1 cap
______________________________________________________________________
2 caps
______________________________________________________________________
3 caps
______________________________________________________________________
4 caps
12 feet
Q
= # termination caps x 3
MIN
S = 6" MIN. ................... clearance from sides of elec-
(See Note 5)
T = 36" MIN. .................. clearance above electrical
(See Note 5)
NOTE 3: Local codes or regulations may require different
clearances.
NOTE 4: Termination caps may be hot. Consider their proximity
to doors or other traffic areas.
NOTE 5: Location of the vent termination must not interfere with
access to the electrical service.
WARNING: In the U.S: Vent system termination is NOT permit-
ted 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 walls, overhang
and ground clearances as stated in the instructions.
Heat-N-Glo assumes no responsibility for the improper perfor-
mance of the fireplace when the venting system does not meet
these requirements.
20
O
N
P
R
Q
(See Note 2)
V
T
S
Electrical
V
Service
D*
X
J or K
V
air supply inlet
walk or a paved driveway lo-
cated on public property
porch, deck or balcony
Q
R
MIN
MAX
3 feet
2 x Q
ACTUAL
6 feet
1 x Q
ACTUAL
9 feet
2/3 x Q
ACTUAL
1/2 x Q
ACTUAL
R
= (2 / # termination caps) x Q
MAX
ACTUAL
trical service
service
S
V
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