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6 6
Termination Locations
A. Appliance Opening Minimum Clearances
D
E
B
L
A
= 0 in ........................clearances above grade, veran-
(See Note 1)
B*
= 12 in. .....................clearances to window or door
D
= 35-5/16 in. (
64-5/16 in.
(vinyl)
E
= 35-5/16 in.
(non-vinyl)
64-5/16 in.
(vinyl)
F
= 9 in. ......................clearance to outside corner
G*
= 12 in ......................clearance to inside corner
H
= 3 ft. (Canada) ........not to be installed above a gas
I
= 3 ft. ........................clearance to service regulator
*
36 in. minimum for vinyl windows or vinyl siding.
**
a appliance shall not open 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 fl oor, or if the screened
porch guidelines are followed.
NOTE 1: Local codes or regulations may require different clear-
ances.
NOTE 2: Termination in an alcove space (spaces open only on
one side and with an overhang) are permitted with the dimensions
specifi ed for vinyl or non-vinyl siding and soffi ts. 1. There must be 3
feet minimum between terminations or between the appliance and
termination. 2. All mechanical air intakes within 10 feet of a termi-
nation must be a minimum of 3 feet below the appliance hood. 3.
All gravity air intakes within 3 feet of the appliance hood must be a
minimum of 1 foot below the termination.
This appliance is approved for installation onto screened porches
with the following guidelines:
Figure 6.1 Minimum Clearances for Appliance Opening
Outdoor Lifestyles by Hearth & Home Technologies, Inc. • TWILIGHT-II-MOD • 2290-900 Rev. C • 7/12
FP
A
B
FP
FP
F
FP
FP
da, porch, deck or balcony
that may be opened, or to per-
manently closed window.
non-vinyl)
......vertical clearance to ventilated
soffi t located above the hood
within a horizontal distance of 2
feet (60 cm) from the center-line
of the hood
.. ....clearance to unventilated soffi t
meter/regulator assembly within
3 feet (90 cm) horizontally from
the center-line of the regulator
vent outlet and electric service
= AREA WHERE APPLIANCE IS NOT PERMITTED
G
X
= AIR SUPPLY INLET
H
= APPLIANCE OPENING
FP
B
M
I
A
J
= 9 in. (U.S.A.)
12 in. (Canada) .......clearance to non-mechani-
K
= 3 ft. (U.S.A.)
6 ft. (Canada) ...........clearance to a mechanical
L** = 54 in. .......................clearance above paved side-
(See Note 1)
M*** = 35-5/16 in. ...............clearance under veranda,
64-5/16 in. ..............vinyl
N
= 12 in. ......................non-vinyl siding
36 in. ......................vinyl siding
P
= 8 ft.
Minimum porch area: 96 square feet
Minimum ceiling height: 92 inches
Minimum two walls must be screened
Minimum top of screen height, side walls: 6 ft. 8 in.
Minimum screen area: 64 square feet
NOTE: There may be some odor and small amounts of
soot associated with venting the TWILIGHT-II-MOD onto a
screened porch. Ensuring good cross draft ventilation and
routine maintenance of the appliance will maximize comfort
and cleanliness.
P
R
X
FP
(See Note 2)
J or K
cal air supply inlet to building
or the combustion air inlet to
any other appliance
air supply inlet
walk or a paved driveway lo-
cated on public property
porch, deck, balcony or over-
hang
M
N
FP
Q
19
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