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Installation Addenda 41
Travis Industries 93508115 4050113
ADDENDUM #1 Class A Chimney Conversion Kit
Simpson Duravent provides a conversion kit for those wishing to use an existing wood stove chimney to vent
this direct vent stove. The illustration below gives an overview of this type of installation. See the instructions
included with the kit for details.
! Do not exceed the maximum vertical rise (see the section "Approved Vent Configurations" starting on page 12)
allowable. Remember to set the restrictor position to the correct position (based upon the vertical rise height).
! The conversion kit does not work on interior masonry
chimneys.
Chimney Conversion Kit A (# 931)
Metalbestos 6" I.D.
Security Chimneys 6" I.D.
Jackes-Evans 6" I.D.
Hart & Cooley 6" I.D.
Pro-Jet 6" I.D.
Chimney Conversion Kit B (# 932)
Simpson Dura-Vent 6" I.D.
Air-Jet 6" I.D.
Metal-Fab 6" and 7" I.D.
Amer. Metals 6" & 7" I.D.
Metalbestos 7" and 8" I.D.
Jackes-Evans 7" and 8" I.D.
Hart & Cooley 7" and 8" I.D.
Pro-Jet 7" and 8" I.D.
Security Chimneys 8" I.D.
Chimney Conversion Kit C (# 933)
Simpson Dura-Vent 7" and 8" I.D.
American Metals 8" I.D.
Air-Jet 8" I.D.
Metal-Fab 8" I.D.
American Metals 8" I.D.
Each Kit Contains:
Retro Connector
Retro Vertical Top
Additional Required Equipment:
4" Flex (#711 or U.L. 1777)
Termination (#991)
Co-Axial Sections
Type A Chimney
Simpson Duravent Direct
Vent Pipe Sections
(use adjustable section)
Screw the Retro
Vertical Top to the
Flex Pipe
Retro Vertical Top
(screw to chimney)
Screw the Retro
Connector to the
Flex Pipe
Retro Connector
(screw to chimney)
4" (100 mm)
Aluminum Flex
Pipe
Cut the Flex Pipe to
the chimney height
plus 3" (75 mm)
ADDENDUM #2 Interior Masonry Chimney Conversions
• Follow the requirements and use the
equipment listed in the illustration to
the right to install this appliance into
an interior masonry chimney.
• Maximum vertical rise is 40'
• Minimum vertical rise is 10'
• See the chart on page 17 for
determining the correct restrictor
position.
NOTE: these restrictor positions are
based upon lab tests. The ideal
restrictor position may vary slightly.
The entire chimney system
must be air-tight. Make sure to
seal the flashing, clean-out,
and thimble connection, and to
inspect the chimney.
#711 Flex Liner
(4” dia.)
(or other UL 1777
Gas Liner)
Co-Axial
Straight
Lengths
#991 High
Wind
Termination
#990 90° Elbow
Flashing
(included in
#934 Masonry
Conversion Kit
Make sure the coaxial pipe
maintains a 1” clearance to any
combustible. The vent must be
sealed air-tight.
High-Temp.
Silicone
Connector with
Cover (included
in #934
Masonry
Conversion Kit