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Page 16
October 13, 2015
Yosemite Wood Stove
7004-187L
NOTE: I
n Canada when using a factory-built chimney it must
be safety listed,
Type UL103 HT (2100
o
F) CLASS “A”
or
conforming to
CAN/ULC-S629M, STANDARD FOR 650
o
C
FACTORY-BUILT CHIMNEYS.
5
Chimney Requirements
Figure 16.1 Prefabricated Exterior Chimney
Figure 16.2 - Prefabricated Interior Chimney
A. Venting Components
Chimney Connector:
It is also known as fl ue pipe or stove pipe. The chimney
connector joins the stove to the chimney. It must be a 6 inch
(152mm) minimum diameter 24 gauge mild steel black or
26 gauge blued steel, or an approved air-insulated double
wall venting pipe.
Thimble
:
A manufactured or site-constructed device installed in
combustible walls through which the chimney connector
passes to the chimney. It is intended to keep the walls
from igniting. Site constructed thimbles must meet
NFPA 211 Standards. Prefabricated must be suitable
for use with selected chimney and meet UL103 Type
HT Standards. Follow instructions provided by the
manufacturer for manufactured thimbles for masonry
chimney and prefabricated chimneys.
Chimney
:
The chimney can be new or existing, masonry or
prefabricated and must meet the following minimum
requirements specifi ed in Section 5B.
B. Chimney Systems
• Must be minimum 6 inch (152mm) diameter (ID) high
temperature chimney listed to UL 103 HT (2100
o
F) or
ULC S629M.
•
Must use components required by the manufacturer for
installation.
•
Must maintain clearances required by the manufacturer
for installation.
•
Refer to manufacturers instructions for installation.
Prefabricated Metal Chimney
Combustible Wall
Floor
Protector
Chimney
Connector
Ceiling Support
Listed Chimney
Maintain 2" (51mm)
Clearance
Listed Cap
Storm Collar
Flashing
*
*
*
Refer to Clearances
to Combustibles
Combustible
Ceiling
Joists
Chimney
Connector
To Stove
Ceiling
Support
Specified
Clearance
Attic
Insulation
Shield
Listed
Chimney
Floor
Protector
Chimney
Connector
Combustible
Ceiling
Combustible Wall
Insulated "T"
Flashing
Listed Cap
Maintain 2" (51mm)
Clearance Through Eave
*
*
*
Listed
Chimney Pipe
Chimney
Connector
To Stove
Trim Collar
on Inside
Wall
Combustible Outside Wall
2" (51mm)
Clearance
Listed Chimney
Insulated "T"
Wall Support
Wall Spacer on
Outside Wall
*
Refer to Clearances to Combustibles
Horizontal Flue Heat Shield, Accessory Part
HTSHLD-7006 is required for rear vent instal-
lations.
