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125203-01C
4
MINIMUM CLEARANCE TO
COMBUSTIBLES
Back and sides of fireplace 1/2" minimum*
Floor**
0" minimum
Wall to front of fireplace
36" minimum
Perpendicular wall to opening 14" minimum
Top spacers
0" minimum
Mantel clearances
see
Mantels
,
page 15
Chimney outer pipe surfaces 1" minimum
* Not required at nailing flanges
** See step 2 of
Framing,
page 5
WARNING: Do not pack re-
quired air spaces with insulation
or other materials.
Minimum/Maximum Chimney Height
Minimum height of the chimney, measured
from base of fireplace to flue gas outlet of
termination, is 14 feet* for straight flue or a
flue with one elbow set. Maximum distance
between elbows is 2 feet.
13" Min.
Maintain 1/2" Air Space
Between Framing
and Fireplace
43
5
/
8
"
Min.
41
3
/
4
" Min.
61
11
/
16
"
Min.
Figure 2 - Corner Installation
FIREPLACE INSTALLATION
Continued
Maximum height of any system is 40 feet.*
This measurement includes fireplace, chim
-
ney sections and height of termination assem
-
bly at level of flue gas outlet (see Figure 3).
*For manufactured home application, minimum
height is 11' for straight flue or flue with one elbow
set. Maximum height of any system is 20'.
Figure 3 - Standard and Alternate
Venting Installation
Effective Height of
Termination Cap
Effective Height of
Termination Cap
Effective Height of
Termination Cap
RT-8DM
RT-8DM
RT-8DM
14' Min.
Height
Standard Installation
Alternate Installation
2' Max
Pipe Length
30E-8DM
11' for
Manufactured
Home
Application
14' Min.
Height
11' for
Manufactured
Home
Application
40' Max.
Height
20' for
Manufactured
Home
Application
Effective Height of
Termination Cap
Effective Height of
Termination Cap
Effective Height of
Termination Cap
RT-8DM
RT-8DM
RT-8DM
14' Min.
Height
Standard Installation
Alternate Installation
2' Max
Pipe Length
30E-8DM
11' for
Manufactured
Home
Application
14' Min.
Height
11' for
Manufactured
Home
Application
40' Max.
Height
20' for
Manufactured
Home
Application
Standard
Installation
Alternate
Installation
Alternate
Installation
42
1
/
4
"
41
3
/
4
"
22
5
/
8
"
10"
Figure 1 - Framing Dimensions
f i r e - p a r t s . c o m