Instruction

7
Table 2
Chimney Sizing Chart for Fireplace Installations
Dotted line represents sample problem. Example shows replace opening as 36" wide and 30"
high, and the chimney height as 20'. The correct ue size for the sample is 12" diameter pipe.
T
W
H
T
W
H
8
7
6
30
16
14
20
8
10
15
12
10
50
40
30
24
48
60
36
42
72
HEIGHT
36
30
42
24
48
18
WIDTH
18
20
22
24
20
18
60
72
84
84
HEIGHT
(FEET)
CHIMNEY
FIREPLACE
OPENING (INCHES)
CHIMNEY PIPE
DIAMETER (INCHES)
T
W
H
T
W
H
8
7
6
30
16
14
20
8
10
15
12
10
50
40
30
24
48
60
36
42
72
HEIGHT
36
30
42
24
48
18
WIDTH
18
20
22
24
20
18
60
72
84
84
HEIGHT
(FEET)
CHIMNEY
FIREPLACE
OPENING (INCHES)
CHIMNEY PIPE
DIAMETER (INCHES)