53D9041
19
B36LA & B36RA Woodburning Fireplaces
CHIMNEY OFFSET AND CAP INSTALLATION
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Figure 18
Inlet Air
Pipe
Flue
All four (4) support straps
must be nailed on to fram-
ing member around the
elbow with a minimum of
two (2) 8-Penny nails per
strap
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Continue chimney to proper
height and install round chmney
cap or chimney housing
Firestop Spacer as
Required
Fasten
Suport Straps
Securely
NOTE:
Two (2) elbows
may be used when
total installation height
exceeds 13’8”
Storm Collar
Flashing
Roof
2” Minimum
Air Space
Clearance to
Combustibles
with use of FS
Firestop
FP2169
Figure 20
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For Triple Wall
Elbows, Bench
tab Over
FP2168
Figure 19
Collar Bracket
Table 2
Select desired offset and read across Table to obtain rise, quan-
tity of chimney sections and elbows
30° Elbow
1ft.
1
¹⁄₂
ft.
3 ft.
4 ft.
Elbows
Offset
Rise Sections Sections Sections Sections Req’d
9
³⁄₈
”
25
⁵⁄₁₆
”
1
--
--
--
1 pr.
12
³⁄₈
”
30
¹⁄₂
”
--
1
--
--
1 pr.
17
³⁄₄
” 39
¹³⁄₁₆
”
1
1
--
--
1 pr.
20
³⁄₄
”
45”
--
2
--
--
1 pr.
23
¹⁄₈
”
49
¹⁄₈
”
2
1
--
--
1 pr.
26
³⁄₄
”
55
³⁄₈
”
1
--
1
--
1 pr.
32
³⁄₄
” 65
¹³⁄₁₆
”
1
--
--
1
1 pr.
35
³⁄₄
”
71”
--
1
--
1
1 pr.
38
³⁄₄
”
76
³⁄₁₆
”
--
--
2
--
1 pr.
41
¹⁄₈
”
80
⁵⁄₁₆
”
1
1
--
1
1pr.
44
³⁄₄
”
86
⁹⁄₁₆
”
--
--
1
1
1 pr.
47
¹⁄₈
” 90
¹¹⁄₁₆
”
--
1
2
--
1 pr.
50
³⁄₄
”
97”
--
--
--
2
1 pr.
56
¹⁄₈
”
106”
--
--
3
--
1 pr.
59
¹⁄₈
”
111
¹⁄₂
”
--
1
--
2
1 pr.
68
¹⁄₈
”
127”
--
--
1
2
1 pr.
*RISE is the number of inches in vertical height reached by the
combinations shown.
**OFFSET is the number of inches which the centerline of the
chimney is moved horizontally by the combinations shown.
