SECTION 7
VENTING
Approved Vent Systems–Venting Requirements
#CAR-39
R.11 February 2022
#CAR-39
R.11 February 2022
34
HUSSONG MFG. CO., INC.
KOZY HEAT FIREPLACES
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 800 Series Flexible
Vent Kit (sold separately).
Vertical 5” x 8” co-axial flexible vent pipe with vertical terminations are
not approved for use with this fireplace.
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.
The following termination caps are not allowed: BDM 940285 Round
and 94040836 Snorkel; Simpson DuraVent 58DVA-H2, 58DVA-H2-
SNK14, 58DVA-H2-SNK36
Natural gas and propane vent installations terminating with a snorkel
cap require a minimum of 12” (305mm) of vertical rise off the top of
the appliance before the use of an elbow.
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 ma
nual.
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.
•
The vent heat shield assembly must be installed for minimum
horizontal venting installations for natural gas and propane. The
vertical vent heat shield of the assembly MUST be installed for
every venting installation and application.
•
Kozy Heat’s #800-WPT3 series, or wall thimble products that
comply with the required 1” (25mm) top clearance and 1”
(25mm) side and bottom clearance to combustibles, must be
installed for all horizontal
(rigid or flexible)
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.
