CB40E Gas Fireplace
Caution Requirements
The top, back and sides of the fireplace are defined by
standoffs. The metal ends of the standoff may
NOT
be
recessed into combustible construction.
WARNING
Fire hazard is an extreme risk
if these clearances (air space) to combustible materials are not
adhered to. It is of greatest importance that this fireplace and vent
system be installed only in accordance with these instructions.
CLEARANCES CB40E (3 SIDED)
Clearance: 3 sided
Dimension
Measured From:
A: From Floor
25-9/16" (649mm)
Top of Fireplace Opening
A���� : Mantel Height (min.)
**
Top of Fireplace Opening
B: Sidewall (on one side)
8-1/2" (216mm)
Side of Fireplace Opening
C: Enclosure Width (min.)
48-7/16" (1230mm)
Minimum inside dimensions
D: Mantel Depth (max.)
**
E: Alcove Width
84" (2134mm)
Side wall to side wall (min.)
F: Alcove Depth
36" (914mm)
Front of Unit
G: To Enclosure Ceiling (min/max)
0-3" (76mm)
From top of enclosure
H: Convection Air outlet
120 sq. inches (min)
* Top/front or side of enclosure
I: Enclosure Depth (min.)
19" (483mm)
Minimum inside dimensions
J: Opening Height
15-1/16" (383mm)
Bottom/Top of Fireplace Opening
K: To Ceiling (min) All 3 sides
1-1/2"
To Top of Ceiling
L: Chase Enclosure (min.)
63" (1600mm)
From base of unit/floor
Hearth
0"
No hearth required
**
See mantel clearances chart in this manual
Flue Clearances to Combustibles
Horizontal - Top
3"
Horiztonal - Side
2"
Horiztonal - Bottom
2"
Vertical
2"
Passing through wall/
floor/ceiling - when
firestop is used.
1-1/2"
* A minimum of 120 square inches of open area, not lower than 3" from top of enclosure, required for all
installations — this can be achieved by having an open area in front, each side, and/or above as shown
in the four diagrams on the next page.
The
HeatWave
Duct Kit has
different clearance and framing
requirements, check the
HeatWave
manual for details.
E
F
Alcove
