Hearth ST375 User Manual
TM
Installation
TM
Instructions
Models:
ST375
Termination Cap
These chimney termination caps have been tested for use with specifi c Hearth & Home Technologies Inc. fi replaces and is
a fi replace part. Refer to the fi replace installation isntructions for the correct accessories to be used. Check with your local
building code agency before you begin installation to ensure compliance with local codes, including the need for permits
and follow-up inspections. If you encounter any problems regarding code approvals, or if you need clarifi cation of any of the
instructions contained here, contact your Hearth & Home Technologies Inc. dealer. For the dealer nearest you, please visit
www.hearthnhome.com.
¨
Item Description Qty
1a Termination Cap - Top 1
1b Termination Cap - Base 1
2 Slip Section 1
3 Fastener Package 1
Note: The ST375 is designed for use
with the SL300 Series pipe.
FEET
1a
1b
3
CHASE TOP
MAX. 4-3/4 in.
(121 mm)
2
• Assemble the SL300 Series chimney sections to within
4-3/4 in. (121 mm) below the top of the chase.
• Remove the top.
• Center the partially disassembled base of the termination
cap over the chimney (inside the chase), and drop the
double walled slip section through the fl anged opening in
the base of the termination cap so it telescopes both the
inner and the outer chimney sections.
• Adjust the termination cap so the slip section does not bind
the chimney section. Rotate the cap so it is square with
the chase and mark the position using the holes provided
in the feet as a guide.
• Drill through the chase top using a 1/8 in. (3 mm) diameter
¨
drill at the marked locations. Place a small amount of
waterproof sealant under each fl ange of the termination
cap. Attach the cap to the chase using the screws provided
in the fastener package.
• Assemble the top of the termination cap using the four
black screws provided in the fastener pack.
• Place waterproof sealant on top of all screwheads (or
nailheads) on the chase top. Periodic resealing may be
needed to prevent leaks from developing.
CAUTION
Sharp Edges
• Wear protective gloves and safety
glasses during installation.
Note: An arrow (¨) found in the text signifi es change in
content.
WARNING
Fire Risk
• Intended for use with a metal chase
top.
Use of combustible materials will cause a
fi re hazard.
WARNING
Fire Risk
You must use the slip section provided with
this chimney top.
• Single wall or other variations from the
slip section MUST NOT be used.
Substitute parts may increase temperatures
to adjacent combustible materials.
Hearth & Home Technologies Inc. • ST375 Termination Cap • 33414 Rev G • 04/07
1
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