#BAY-41-MV R.1 July 2021
Hussong Mfg. Co., Inc. • Kozy Heat Fireplaces
VENTING
33
7.2 Approved Vent Systems
This appliance is equipped for use with a 4” exhaust by 6-5/8” air
intake co-axial vent pipe system.
This appliance is approved for use with Kozy Heat 4” x 7” #700 Series
Flexible Direct Vent system (horizontal terminations only). Refer to
Section 7.8 #700-2 Series Direct Vent Termination Kit(s) on page 29 for
venting components and installation instructions.
This appliance is approved for use with manufacturers (horizontal and
vertical terminations): American Metal Products (Ameri-Vent), BDM,
ICC, Metal Fab*, Olympia Chimney Supply, Inc., Selkirk, and Simpson
DuraVent.
*WHEN INSTALLING METAL FAB VENT SYSTEM
with this appliance
an adapter must be used. Use adapter part number 4DDA.
The following termination caps are not allowed:
Metal-Fab 4DH7, and
Simpson Duravent Snorkel 46DVASNK14.
This appliance can be adapted to use 4” diameter aluminum flexible
pipe when used in combination with an existing minimum 6” x 8” ID
masonry or an existing minimum 7” ID Class A metal chimney. See
Section 7.6 Class A Chimney/Masonry Chimney Conversion Kit on
page 42.
This appliance can be adapted to use 3” x 3” flexible co-linear vent
pipes when used in combination with an existing minimum 6” x 8” ID
masonry or 7” ID Class A metal chimney. See Section 7.7 Coaxial to Co-
Linear Chimney Conversion on page 43.
The vent configurations listed in this manual are shown with rigid
pipe. Flexible pipe may be used for approved venting configurations
by approved vent manufacturers. Refer to the vent manufacturer’s
installation instructions.
Refer to the vent manufacturer’s installation manual for complete
installation instructions. Vent installation must conform with venting
requirements and restrictions as outlined in this manual.
7.3 Venting Requirements
Consult the local and national installation codes to assure adequate
combustion and ventilation air is available. Venting requirements
apply to both natural gas and propane.
NOTE: Wall thimble products that comply with the required clearance
to combustibles must be installed for all horizontal vent runs that pass
through interior or exterior walls. These wall thimble products may be
insulated using unfaced insulation products listed as noncombustible
per ASTM E 136.
NOTE: Attic insulation shields may be insulated using unfaced
insulation products listed as noncombustible per ASTM E 136.
•
Flame height and appearance will vary depending upon venting
configuration and the type of fuel used.
•
Refer to the vent manufacturer’s installation manual for
complete installation instructions. Vent installation must
conform with venting requirements and restrictions as outlined
in this manual.
•
Provide a means for visually checking the vent connection to the
appliance after the fireplace is installed.
•
A minimum of 1” (25mm) clearance on all side of the vertical pipe
must be maintained.
•
A minimum of 1” (25mm) clearance on all sides of the horizontal
vent flex pipe must be maintained.
•
A minimum of 1-1/2” (38mm) top clearance and a minimum of 1”
(25mm) bottom and side clearances for the horizontal rigid pipe
must be maintained.