Astria.US.com
126662-01D
6
FIREPLACE INSTALLATION
Continued
Figure 3 - Hearth Extension
WARNING: Hearth extension is to be installed
only as shown in Figure 3.
FIREBOX
SAFE ZONE
Figure 6 - Side Mantel Clearance
Top View of Fireplace
Min. 12" from
Perpendicular Side Wall
3"
2" Max.
33°
8"
MANTELS
A mantel may be installed if desired (see Figures 4 and 5). Woodwork
such as wood trims, mantels or any other combustible material
projecting from front face, must not be placed within 12" of fireplace
opening and within 9" of top louver opening. Combustible materials
above 12" and projecting more than 1 1/2" from fireplace must not
be placed less than 12" from top opening of fireplace (NFPA 211,
Section - Clearance from Combustible Material).
Mantels or any other combustible material may come up to side edge
of black metal face of fireplace if projection from front face falls within
limits shown in Figure 6.
Figure 4 - Mantel Clearances to Combustible Material (with
Louver)
Figure 5 - Mantel Clearances to Combustible Material (without
Louver)
12
1
/
4
" Ref.
1
1
/
2
"
Max.
Upper Section
of Circulating
Fireplace
6"
Ref.
9"
Min.
33°
3" Nom.
*Note
: Drawing Not To Scale
Safe Zone For
Projection of
Combustible
Materials
Combustible
Material
Non Combustible
Materials Below
Top Spacer
15"
Min.
12"
Min.
Fireplace Opening
Top of
Louvered
Opening
12
1
/
4
" Ref.
6"
Ref.
15" Min.
12" Min.
1
1
/
2
" Max.
3" Nom.
33°
Combustible
Material
Safe
Zone for
Projection of
Combustible
Materials
Fireplace Opening
Top
Spacer
Upper
Section of
Fireplace
Fireplace Front
Fireplace Front
Raised Hearth
Fireplace Front
Elevated
Seal Gap
Seal Gap
Seal Gap
Seal Gap
Fireplace Front
Ember Protector
Fireplace Front
Elevated
Do Not Block Louver
Ember Protector
Ember Protector
Ember Protector
Ember Protector
Hearth
Extension
Hearth
Extension
Hearth Extension, Circulating Models
Hearth Extension, Noncirculating Models
NO
