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CLEARANCES TO COMBUSTIBLES (UL-1482 AND ULC-S627)
Minimum clearances to combustible materials in inches. Note: All "A," "C," and "F" dimensions are to the stove pipe.
Installation: Full Vertical
Single Wall Pipe
Flat top model
Step top model
Double Wall Pipe
Flat top model
Step top model
Installation: 90° elbow off top of stove through back wall
Single Wall Pipe
Flat top model
Step top model
Installation: Alcove—Six inch (6
built Class "A" chimney, or a masonry chimney. (Mobile home must be equipped with a spark arrestor). Maximum depth of alcove
"
shall be no more than 48
Double Wall Pipe
Flat top model
NFPA min.
Step top model
NFPA min.
63D0001
A
B
14.5
11
11.5
8
10.5
7
10.5
7
14.5
11
14.5
11
"
) (152mm) diameter listed doube wall air insulated connector pipe with UL 103 HT listed factory-
(1220mm). Please refer to NFPA 211.
A
Figure 9: Clearances to Combustibles
C
D
21.5
11
18.5
8
5.5
17.5
7
17.5
7
5.5
21.5
11
NA
21.5
11
NA
B
C
D
E
F
F
E
E
F
7
16.75
NA
15.25
NA
7
16.75
NA
15.25
NA
NA
14
NA
14
G
CLEARANCES
G
H
I
14
11
14
8
H
11
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