A
DDENDUM
P
AGE
35
ADDENDUM #3 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 30'
¥ Minimum vertical rise is 10'
¥ Use the following restrictor positions:
Position 7 for heights between 10' (3 M) and 24' (7.3 M)
Position 5 for heights between 24' (7.3 M) and 30' (9.1 M)
NOTE
: these restrictor positions are based upon lab tests. The ideal restrictor position may vary
slightly.
A
A
A
A
A
A
A
A
A
A
A
A
A
AA
A
A
AA
AA
AA
A
AA
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
AA
AA
AA
AA
A
A
A
AA
AA
AA
A
A
A
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AAAAA
AA
AA
AA
AA
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
(4Ó 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 1Ó clearance to any
combustible. The vent must be
sealed air-tight.
High-Temp.
Silicone
Connector with
Cover (included
in #934
Masonry
Conversion Kit