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B. Chimney Diagram
C
V
B
J
B
V
D
V
V
= VENT TERMINAL
= AREA WHERE TERMINAL IS NOT PERMITTED
A
clearances above grade, veranda, porch, deck or balcony
PVLP-SLP
(PRIMO48)
14 inches
(PRIMO60)
16 inches
(PRIMO72)
18 inches
B
= 12 inches.................clearance to window or door that may
C
= 6 inches (PVLP-SLP)
18 inches (PVI-SLP-B)...clearance below unventilated soffit
= 6 inches (PVLP-SLP)
18 inches (PVI-SLP-B).......clearance below ventilated soffit
= 12 inches (PVLP-SLP)
30 inches (PVI-SLP-B).........clearance below vinyl soffits
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 meter/
G
= 3 ft ...........................clearance to gas service regulator vent
H
= 9 inches (U.S.A)
12 inches (Canada). 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 service
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,
= 18 inches (PVLP-SLP)
= 42 inches (PVI-SLP-B) ..........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
Heat & Glo • PRIMO48, PRIMO48ST, PRIMO60, PRIMO60ST, PRIMO72, PRIMO72ST Installation Manual • 2310-970 Rev. Z • 3/19
F
B
V
G
M
V
A
X
= AIR SUPPLY INLET
PVI-SLP-B
12 inches
12 inches
12 inches
be opened, or to permanently closed
window
and electrical service
regulator assembly within 3 feet horizon-
tally from the center-line of the regulator
outlet
ered) air supply inlet, combustion air
inlet or direct-vent termination
air supply inlet
paved sidewalk or a paved driveway.
balcony or overhang
H or i
V
X
H
V
V
H
V
A
Covered Alcove Applications
(Spaces open only on one side and with an overhang)
N
= 6 inches ........... non-vinyl sidewalls
12 inches ......... vinyl sidewalls
O
= 18 inches ......... non-vinyl soffit and overhang
= 18 inches ........... vinyl soffit and overhang (PVLP-SLP)
= 42 inches..........vinyl soffit and overhang (PVI-SLP-B)
P
= 8 ft.
1 cap
2 caps
3 caps
4 caps
Q
= # termination caps x 3
MIN
MEASURE VERTICAL CLEARANCES FROM THIS SURFACE.
MEASURE HORIZONTAL CLEARANCES FROM THIS SURFACE.
CLEARANCE = 6 IN.
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.
O
N
P
R
Q
V
L
K
K
Electrical
V
V
Service
C
V
Q
R
MIN
MAX
3 feet
2 x Q
ACTUAL
6 feet
1 x Q
ACTUAL
9 feet
2/3 x Q
ACTUAL
12 feet
1/2 x Q
ACTUAL
R
= (2 / # termination caps) x Q
MAX
ACTUAL
PVLP-SLP
PVLP-SLP
CLEARANCE = 36 IN.
21
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