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AIR COOLED
STRAPS
Figure 20
RAIN CAP
INSULATED
WALL
FRAME 2" X 4"
Figure 21
18
CHIMNEY AC
BRACE
STORM COLLAR
ROOF SUPPORT
FLASHING
OFFSET SUPPORT
ANGLED INSULATED
WALL RADIATION SHIELD
NOTE: IN COLD FREGIONS IT IS
RECOMMEDNED TO ENCLOSE THE
CHIMNEY IN AN INSULATED CHASE
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
ANGLED WALL RADIATION SHIELD
(RSM+, RSMI30, RSMI45)
When traversing a combustible wall with the
chimney at a 30° or 45° angle, an angled firestop
and/or wall radiation shield must be installed.
Only one is required (Figure 22). Table 6 gives
recommended hole size for installing a wall
ACRS
(RADIATION
radiation shield.
SHIELD)
Note: 45° angle installation for Canada
only.
STRAPS
In cold climate locations, we recommend that
you use the insulated wall radiation shield since
SUPPORT
it will maintain the home's thermal barrier.
RSM+ and RSMI30, RSMI45
Chimney
Angle
Hole Size
Model
ASHT+
14-3/8" x 36-1/2"
30º
8" I.D.
(365mm x 927mm)
Canada
14-3/8" x 24-3/4"
45º
Only
(556mm x 629mm)
S-2100+
16" x 40"
30º
8" I.D.
(406mm x 1016mm)
Canada
16" x 27-1/4"
45º
Only
(406mm x 692mm)
AC
15-1/4" x 38-1/4"
30º
8" I.D.
(365mm x 927mm)
Table 6
INSULATED WALL
DRYWALL
ANGLE WALL RADIATION SHIELD
(INSULATED)
Figure 22
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