DuraVent FasNSeal Single-Wall - Manual (Page 4)

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INTRODUCTION
M&G DuraVent's FasNSeal is a stainless
steel vent system for Category II, III, and IV
gas-fired appliances. FasNSeal is listed to UL
1738 and ULC S636 with a maximum rated
operating temperature of 480°F (249°C)
and a rated pressure of 15 in-w.c. FasNSeal®
must be installed by an experienced
professional familiar with the operation
and maintenance of heating appliances
and venting. Before installing this product,
examine all components for possible
shipping damage and read the complete
installation manual. Failure to follow proper
installation procedures, including vent pitch
and improper appliance connections may
cause unsafe conditions. When venting
Category II, III, or IV appliances, FasNSeal®
must be used for the entire length of the
system. Do not mix pipe, fittings, or joining
methods from different manufacturers. See
the DuraVent Product Catalog for a complete
list of parts and products. Every vent system
must be planned and installed for optimum
performance and safety. The venting system
must be free to expand and contract and
must be supported in accordance with
these instructions. (Check for unrestricted
vent movement through walls, ceilings,
and roof penetrations). Refer to the gas
appliance manufacturer’s instructions
to determine venting requirements and
limitations with respect to installation and
use of the appliance. It is the responsibility
of the installer to contact local building
and fire officials concerning any installation
restrictions and/or inspection requirements
that may apply. Permits may be required
before starting an installation. This product
must be installed in accordance with local
building code requirements as well as
National codes: In the US: NPFA 211 and NFPA
54/ANSI Z223.1 National Fuel Gas Code or the
International Fuel Gas Code.
In Canada: CAN/CGA B149.1 Natural Gas and
Propane Installation Code.
IMPORTANT NOTICE
The UL listing for this product is void if
components other than those supplied as
Listed Components are used. All warranties,
stated or implied, are void if this product
and the appliances to which it is connected
are not installed in accordance with their
respective instructions and local code
requirements.
After the installation, check the entire
system to make sure all joints are secure and
sealed correctly. The seams and joints must
be checked for gas tightness when using
the venting system with Category II, III, or
IV appliances. DuraVent recommends that
the entire system be checked by a qualified
inspector at least once annually following
initial installation.
The installation must conform to the
requirements of the appliance manufacturer’s
instructions NFPA 211, the National Fuel Gas
Code, the International Fuel Gas Code, or the
Canadian Gas and Propane Installation Code
as well as local codes and regulations.
gENERAL INSTALLATION
REQUIREMENTS
Failure to conform with these installation
instructions and all applicable codes may
result in catastrophic property damage,
personal injury, or death. These instructions
are a guide to assist a professional installer.
•Proper operation of the vent system and
appliance depends on the use and correct
assembly of all parts specified for a particular
installation.
•Tee sections should only be incorporated
in conjunction with a drain on appliances
tested for use with a drain, or if allowed by
the appliance manufacturer for multiple
appliance connections.
•If required by the appliance manufacturer,
a drain fitting must be located as close
as possible to the appliance flue outlet.
Depending on the arrangement of the vent,
more than one drain may be required. Unless