DuraPlus Product Catalog

Offset Chart
OFFSET
RISE
SIZE 6” DIAMETER 7” DIAMETER 8” DIAMETER
Elbow
Degrees
Chimney
Section
Offset
Inches
Rise
Inches
Offset
Inches
Rise
Inches
Offset
Inches
Rise
Inches
15° 0”
1 ⁄” 12” 1 ⁄” 13 ⁄” 1 ⁄” 15 ⁄”
15° 6”
2 ⁄” 18” 3” 19 ⁄” 3” 19 ⁄”
15° 9”
3 ⁄” 21” 3 ⁄” 22 ⁄” 3 ⁄” 22 ⁄”
15° 12”
4 ⁄” 24” 4 ⁄” 25 ⁄” 4 ⁄” 25 ⁄”
15° 24”
7 ⁄” 35 ⁄” 7 ⁄” 36 ⁄” 7 ⁄” 37”
15° 36”
10 ⁄” 47” 10 ⁄” 48 ⁄” 10 ⁄” 48 ⁄”
15° 24”+24”
13 ⁄” 57 ⁄” 13 ⁄” 58 ⁄” 13 ⁄” 58 ⁄”
30° 0”
3 ⁄” 16” 3 ⁄” 14 ⁄” 3 ⁄” 14 ⁄”
30° 6”
6” 20” 6” 20” 6 ⁄” 20 ⁄”
30° 9”
7 ⁄” 22 ⁄” 7 ⁄” 22 ⁄” 8” 23 ⁄”
30° 12”
9” 25” 9” 24” 9” 24”
30° 24”
15” 35 ⁄” 15” 35 ⁄” 15 ⁄” 36 ⁄”
30° 36”
21” 45 ⁄” 21” 46” 21 ⁄” 46 ⁄”
30° 24”+24”
26 ⁄” 54 ⁄” 26 ⁄” 55” 26 ⁄” 55 ⁄”
Chimney Sizing Chart For Fireplace Installations
and 30” high, and the chimney height as 20’.
Example shows replace opening as 36” wide
12” diameter pipe.
The correct ue size for the sample problem is
Dotted line represents sample problem.
CHIMNEY SIZING CHART
FOR FIREPLACE INSTALLATIONS
T
T
W
W
H
H
HEIGHT
WIDTH
(FEET)
HEIGHT
CHIMNEY
FIREPLACE
OPENING (INCHES)
8
7
6
30
16
14
20
8
10
15
12
10
50
40
30
24
48
60
36
42
72
36
30
42
24
48
18
18
20
22
24
20
18
60
72
84
84
DuraPlus | All-Fuel Chimney
DuraVent | www.duravent.com
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