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C. Clearances to Combustibles
Single Wall Pipe
25"
Double Wall Pipe
16"
Single Wall Pipe
20"
Double Wall Pipe
16"
Single Wall Pipe
Back wall/Sidewall
B
A
C
D
Horizontal Through Wall
Horizontal Through Wall
Top and Side View
Top and Side View
C
B
D
Figure 3.9
!
Fire Risk
• Comply with all minimum clearances to
combustibles as specified.
• Failure to comply may cause house fire.
10
Vermont Castings • Encore Model 2040-CAT-C Installation Manual_R3 • 2019 - ___ • 09/20
Minimum Clearances to Combustible Materials
Note: A, C and F Dimensions are to the center of the flue collar
Installation: 8" Chimney Connector
A
B
20"
11"
Installation: 6" Chimney Connector
15"
11"
Installation: Rear Vent 6" or 8" Chimney Connector
14"
Corner Installation
53"
1346 mm
WARNING
C
D
33"
19-1/2"
32"
18-1/2"
7-1/2"
33"
19-1/2"
32"
18-1/2"
7-1/2"
33"
19-1/2"
F
Horizontal Through Wall
Appliance to
Ceiling Clearance
E
Mantel
12" Max
Figure 3.10
21"
533 mm
A
Mantel Trim
B
Top Trim
C
Side Trim
D
Side Wall
Figure 3.11 - Maintain clearances to combustible components of
the mantel piece.
E
F
15"
24-1/2"
17"
15"
24-1/2"
17"
H
Top and Side View
G
C
B
1346 mm
D
A
B
C
Fireplace and Mantel Trim Clearances
Unprotected
ST253b
28" (711 mm)
Encore
trim clearances
25" (635 mm)
02/01 djt
22" (559 mm)
22" (559 mm)
G
H
58"
18"
58"
18"
58"
18"
58"
18"
Mantel
12" Max
53"
21"
533 mm
Side
Wall
C
D
NFPA 211
Protected
15" (381 mm)
15" (381 mm)
11" (280 mm)
11" (280mm)
8390-204i
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