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126653-01_E
7
Figure 13 - Air Kit Installation
Secure to Collars with Metal Tape, Screws
or Straps (Min. of 1/4" x 20" in size)
Air Inlet
Location
Must
Allow For
Bushes or
Snow
Vent Hood
Required
for Wall
Installation
Air Inlet
Eyebrow
Vented Crawl Space (Check
Local Codes Before Installing
in a Vented Crawl Space)
VENTING INSTALLATION
OPTIONAL OUTSIDE AIR KIT (MODELS AK4 OR AK4F)
The installation of an outside air kit should be performed during
the rough framing of the fireplace due to the nature of it’s
location. Outside combustion air is accessed through and exterior
wall (AK4) or a vented crawl space (AK4F). See Figure 13 and
Accessories on page 16.
Avoid installing outside air eyebrow in areas where inlet opening
may be blocked by snow, bushes or other obstacles. It should also
be located beyond the reach of children.
CAUTION: Combustion air inlet ducts shall not
terminate in attic space.
The maximum height for the air vent can not exceed
3 feet below the flue gas outlet of the termination.
For further details on installation of outside air kit, please refer to
instructions included with air kit. For operating instructions, please
refer to your owner’s manual.
FIREPLACE INSTALLATION
Continued
1-
1
/
2
"
(39 mm) Typ.
8
"
(204 mm)
Max.
1-
1
/
2
"
(39 mm) Typ.
“k
”
Factor
.84
Noncombustible
Hearth Extension
“Z” Type Ember
Protector
Noncombustible
Hearth Extension
Ember
Protector
Figure 10 - Raised Hearth Extension
MANTEL CLEARANCES
Woodwork such as wood trims, mantels or any other combustible
material projecting from the front face must not be placed within 9"
of firebox effective opening.
Combustible materials above and projecting more than 1
1
/
2
" from the
firebox front face (see Figure 11) must not be placed less than 12"
from effective opening of the firebox (NFPA 211, Section - Clearance
from Combustible Material).
Mantels or any other combustible material may also come up to the
side edge of the black metal face of the firebox only if the projection
from the front face falls within limits shown in Figure 12.
Figure 12 - Mantel Clearances to Metal Face
2
"
(51 mm) x 4
"
(102 mm)
Stud
Drywall
Combustible
Materials
33°
6
"
(153mm)
Nom.
3
"
(77 mm) Nom.
12
"
(305 mm)
Min.
Front
Face
Fireplace Front View
Fireplace Side View
9
"
(229 mm)
Min.
1-
1
/
2
"
(38 mm)
Figure 11 - Mantel Clearances to Combustible Materials
Seal Gaps with
Noncombustible
Mortar or Adhesive
Top View of Fireplace
Drywall
4"
(Approx.)
(10.1 cm) 33°
Nom.
6" Nom.
(15.2 cm)
4
3
/
8
"
Min.
(11.1 cm)
Combustible
Material Must
Not Overlap
Black Metal
Front Face
2
3
/
4
" Max.
(6.98 cm)
CHIMNEY PIPE
WARNING: Label part number 900599-01 must
be applied by the installer to all chimney pipe
sections but is not required on sections that will
be visible after the installation is complete. Label
must wrap around the circumference of the pipe.
See accessories, page 18 for Kit F2659.
