user manual

Page 8 / DURANGO™ TR008 / 050207.2
Fig. 10 - Chimney Construction Through Roof
Fig. 11 - Chimney Connection to Firebox
Through Masonry Wall
CHIMNEY CONNECTIONS continued …
MANUFACTURED CHIMNEY
REFER TO CHIMNEY AND CHIMNEY
CONNECTOR MAKER’S INSTRUCTIONS FOR
INSTALLATION AND USE.
Use only 6” diameter listed chimney UL 103
HT type. Chimney made to this listing is High
Temperature rated to 2100 degrees Fahrenheit. Use
chimney from only one manufacturer. Never mix
brands. Carefully follow the chimney manufactur-
er’s stated requirements and clearances. Use the
chimney manufacturer’s attic guards, roof supports,
flashing and fire stops when passing through a ceil-
ing. Use a listed thimble when passing through a
combustible wall. Do not use makeshift compro-
mises during installation. Never use a single-
wall connection pipe as a chimney!
When using a pre-existing chimney, have it’s
condition and installation inspected before us-
ing. Make sure that the chimney meets all of the
UL rating requirements listed above. Be aware
that not all manufactured chimney is of the
UL 103 HT type.
NOTE: It is recommended that you con-
tact a licensed heating and cooling contractor
(consult your local yellow pages) for chimney
installation.
Manufactured chimney with the proper required
UL listing is available from most home centers,
hardware stores, and HVAC supply stores.
If you have access to the internet, you may
wish to view chimney manufacturers’ informa-
tion on-line. See, www.duravent.com, www.
selkirkinc.com, or www.mtlfab.com.
VENTING TO EXISTING FIREPLACE
In some instances, people desire to convert an
existing fireplace for stove use. Usually, safe con-
nection to an existing masonry chimney requires
more work than using a prefabricated chimney.
The existing fireplace must be closed and sealed at
the damper with high-temperature caulk, ceramic
wool, or furnace cement. Prior to installation, clean
and inspect the existing flue and smoke shelf. In-
stallation should be designed so the system can be
dismantled for periodic cleaning and inspection.
Before conversion, make sure the existing chimney
is structurally sound, the chimney incorporates a
flue liner and make sure it is in good condition.
(A flue liner consists of clay tile that protects the
brickwork of a chimney. If a chimney does not
have a liner, or it is damaged, have it relined by a
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