Table of Contents
Advertisement
C. Sidewalls/Surrounds
•
Locate adjacent combustible sidewalls a minimum of 24 in. (610 mm) from fireplace opening.
•
Mantle leg, surround, stub wall, whether combustible or non-combustible, may be constructed as shown in Figure 3.4.
22 3/8 in.
[568 mm]
Figure 3.4
Mantel Leg, Surround or Wall Projection (acceptable on both sides of opening)
D. Frame the Fireplace
Figure 3.4 shows typical framing using combustible materials (2x4 lumber shown). Cooling air hoods required If total struc-
ture is non-combustible, cooling air hoods are not necessary.
•
Observe all required air space clearances to combustible materials as shown in Figure 3.5.
Figure 3.5
Framing the Fireplace
10
Outdoor Lifestyles by Hearth & Home Technologies Inc. • 4070-300 Rev E • 11/25/13
Note: Grid depicts 1 inch squares.
FLUSH
FRONT
18 1/2 in.
[470 mm]
24 in.
[610 mm]
2 in./51 mm
minimum air
space clearance
to the enclosure.
28-3/8 in.
721 cm
74- 1/2 in.
1892 cm
42 in.
[1067 mm]
52-7/8 in.
(1343 mm)
[610 mm]
Metal framing stud to provide support and backing for
wall material and mantel.
area to be covered with nonccombus-
tible material.
A
53-7/8 in.
1368 cm
4 in.
BRICK
[102 mm]
FRONT
19 3/4 in.
[500 mm]
24 in.
Advertisement
Table of Contents
