Hearth & Home Outdoor Lifestyles TWILIGHT-IFT NG Installation Manual page 13

NOTICE: Install appliance on hard metal or wood surfaces
extending full width and depth. DO NOT install directly
on carpeting, vinyl, tile or any combustible material other
than wood.
WARNING! Risk of Fire! Prevent contact with vapor bar-
riers and sagging or loose insulation. See Section 5.B
"Placing Insulation in Framing" for exception to factory-
supplied insulation.
• Locate and install appliance to all clearance specifications
in manual.
• The chase must be properly blocked to prevent blown
insulation or other combustibles from entering and
making contact with appliance.
• Failure to maintain airspace may cause overheating and
a fire.
• Reference Figure 3.2, Figure 3.3, and Figure 3.4 for
clearance specifications.
Note: Framing dimensions assume use of
1/2 inch thick wall covering materials on
exterior of framing only, and NO sheetrock
on interior of framing.
C
EXTERIOR
FRAMING
A B
Exterior Interior
Rough Rough
Opening Opening
(Height) (Height)
Inches 47-5/8 47-5/8
1210 1210
mm
Figure 3.3 Clearances to Combustibles
Outdoor Lifestyles by Hearth & Home Technologies • TWILIGHT-IFT Installation Manual • 2668-970 Rev. C • 3/21
*TWI-MOD decorative barrier front barrier requires additional
clearance, See Section 8, Figure 8.3 for details.
INTERIOR
FRAMING
A
B
D
E
CLEARANCES TO COMBUSTIBLES:
C D E
Framing
Rough Rough
for non-
Opening Opening
combustible
(Depth) (Width) (INTERIOR)
material
23 44 46-1/8
584 1118 1172
Finishing Material Clearances
SIDING
Figure 3.4 Exterior View - Finishing Material Clearances
From top of hood to
ceiling (interior) or
overhang (exterior).
F
Clearance to Overhang
Clearance
(EXTERIOR)
to Ceiling
Non-Vinyl Vinyl
35-3/4 35-5/16 64-5/16
908 897 1634
OVERHANG
FINISHING MATERIALS
A
SIDING
MINIMUM CLEARANCES
Vinyl
A
36 in.
B 64-5/16 in. 35-5/16 in.
F
G
H
G H I
Standoff
Combustible Combustible
Height
Floor Flooring
Interior
0 0 9-1/2
0 0 241
A
B
A
SIDING
Non-vinyl
12 in.
J
I
K
J K
Standoff
Sides of
Height
Appliance
Exterior
9-1/2 1/2
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