#CLW-40 R.3 November 2021
Hussong Mfg. Co., Inc. • Kozy Heat Fireplaces
VENTING
45
7.0 VENTING
7.1 Approved Vent Systems
This appliance is equipped for use with a 5” (127mm) exhaust by 8”
(203mm) air intake co-axial vent pipe system.
This appliance is approved for use for Kozy Heat Power Venting #KPV
(sold separately).
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 5DDA. See
Section
on page 16 for more information.
The approved vent configurations listed in this manual are shown
with rigid pipe. Listed vent systems (in sections
7.1.1
and
7.1.2
)
with
flexible pipe can be installed following the vent manufacturer’s
installation instructions.
This appliance can be adapted to use 4” diameter aluminum flexible
pipe with a 4” x 6-5/8” reducer when used in combination with an
existing minimum 7” ID Class A metal chimney. Refer to Section 7.5
Class A Chimney/Masonry Chimney Conversion on page 50 for
more information.
This appliance can be adapter to use 3” x 3” flexible co-linear vent
pipes with a 4” x 6-5/8” reducer when used in combination with an
existing minimum 6” x 8” ID masonry or 7” ID Class A metal chimney.
Refer to Section 7.6 Coaxial to Co-Linear Chimney Conversion on
page 51 for more information.
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.
7.1.1 Approved 5” x 8” Vent Systems
Table 7.1, Approved 5” x 8” Vent Systems
Vent Manufacturer
Vent Cap Part Number
American Metal Products
(Ameri-Vent)
5DHCS
5DHC
5DVC
5D14S
5D36S
BDM
DVR8-HCP
DVR8-HC
DVR8-VCLP
DVR8-VCH
Simpson DuraVent
58DVA-HC
58DVA-VCH
58DVA-VC
58DVA-VCS
ICC
TM-5HT
TM-5RHT
TM-5SVT
Metal Fab
(Adapter 5DDA must be used)
5DHT
5DVT
5DVTHW
Olympia Chimney Supply, Inc.
VDV-HC05
VDV-VC05
VDV-VCH05
Selkirk
5DT-HC
5DT-HCR
5DT-VT
5DT-VC
5DT-ST14
5DT-ST36
7.1.2 Approved 4” x 6-5/8” Vent Systems
This appliance may be reduced from a 5” x 8” to a 4” x 6-5/8” vent
system using a vent reducer from an approved vent system. Refer
to the vent pipe manufacturer’s installation manual for more
information.
Table 7.2, Approved 4” x 6-5/8” Vent Systems
Vent Manufacturer
Vent Cap Part Number
American Metal Products
(Ameri-Vent)
4DHCS
4DHC
4DVC
4D14S
4D36S
BDM
DVR6-HCP
DVR6-HC
DVR6-VCLP
DVR6-VCH
Simpson DuraVent
46DVA-HC
46DVA-VCH
46DVA-VC
46DVA-VCE
ICC
TM-4HT
TM-4RHT
TM-4SVT
Kozy Heat
KPV
Metal Fab
4DHT
4DVT
4DVTHW
Olympia Chimney Supply, Inc.
VDV-HC04
VDV-VC04
VDV-VCH04
Selkirk
4DT-HC
4DT-HCR
4DT-VT
4DT-VC
4DT-ST14
4DT-ST36
7.2 Venting Requirements
NOTE: 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.
•
Flame height and appearance will vary depending upon venting
configuration and the type of fuel used.
•
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 sides of the vertical
vent pipe must be maintained. Attic insulation shields may
be insulated using unfaced insulation products listed as
noncombustible per ASTM E 136.
•
A minimum of 1” (25mm) clearance on the top, sides, and
bottom of the horizontal vent pipe must be maintained.
Wall thimble products that comply with the required clearances
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.
