Chimney Diagram - Heat & Glo COSMO42-IFT Installation Manual

B. Chimney Diagram
C
V
B
J
B
V
D
V
V
= VENT TERMINAL
X
= AIR SUPPLY INLET
= AREA WHERE TERMINAL IS NOT PERMITTED
A = 12 inches.................clearances above grade, veranda,
B = 9 inches (U.S.A.)
12 inches (Canada). clearance to window or door that may
C = 18 inches.................clearance below unventilated soffit
18 inches.................clearance below ventilated soffit
30 inches .................clearance below vinyl soffits and
D = 6 inches...................clearance to outside corner
E = 6 inches...................clearance to inside corner
F = 3 ft. (Canada) ..........not to be installed above a gas me-
G = 3 ft ...........................clearance to gas service regulator
H = 12 inches.................clearance to non-mechanical (unpow-
i = 3 ft. (U.S.A.)
6 ft. (Canada) ...........clearance to a mechanical (powered)
All mechanical air intakes within 10 feet of a termination cap
must be a minimum of 3 feet below termination.
J = 7 ft. ......................... On public property: clearance above
A vent shall not terminate directly above a sidewalk or paved
driveway which is located between two single family dwellings
and serves both dwellings.
K = 6 inches................. clearance from sides of electrical
L = 12 inches................ clearance above electrical service
Location of the vent termination must not interfere with access to the
electrical service.
M = 18 inches ....................clearance under veranda, porch, deck,
42 inches ................vinyl or composite overhang
Permitted when veranda, porch, deck or balcony is fully open
on a minimum of 2 sides beneath the floor.
Figure 4.3 Minimum Clearances for Termination
F
B
V
V
A
porch, deck or balcony
be opened, or to permanently closed
window
electrical service
ter/regulator assembly within 3 feet
horizontally from the center-line of the
regulator
vent outlet
ered) air supply inlet, combustion air
inlet or direct-vent termination
air supply inlet
paved sidewalk or a paved driveway.
service
balcony or overhang
Heat & Glo • COSMO42-IFT, COSMO32-IFT Installation Manual • 2491-980 Rev. C • 11/17
H or i
X V
G
H
M
V
H
V
(Spaces open only on one side and with an overhang)
N = 6 inches ........... non-vinyl sidewalls
O = 18 inches ......... non-vinyl soffit and overhang
P = 8 ft.
1 cap
2 caps
3 caps
4 caps
Q = # termination caps x 3
MIN
Measure horizontal clearances from this surface.
CAUTION! Risk of Burns! Termination caps are HOT,
consider proximity to doors, traffic areas or where people
may pass or gather (sidewalk, deck, patio, etc.). Listed cap
shields available. Contact your dealer.
• Local codes or regulations may require different
clearances.
• Vent system termination is NOT permitted in screened
porches.
• Vent system termination is permitted in porch areas with
two or more sides open.
• Hearth & Home Technologies assumes no responsibility
for the improper performance of the appliance when the
venting system does not meet these requirements.
• Vinyl protection kits are suggested for use with vinyl siding.
R
V
K
Electrical
V
A
Service
Covered Alcove Applications
12 inches ......... vinyl sidewalls
42 inches ......... vinyl soffit and overhang
Q
MIN
3 feet
6 feet
9 feet
12 feet
R = (2 / # termination caps) x Q
MAX
Measure vertical clearances from this surface.
CLEARANCE = 6 IN.
O
N
P
Q
V
L
K
V
C
V
R
MAX
2 x Q
ACTUAL
1 x Q
ACTUAL
2/3 x Q
ACTUAL
1/2 x Q
ACTUAL
ACTUAL
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