43
F. Sidewalls/Surrounds
• Adjacent combustible sidewalls must be located a minimum of 12 in. (305 mm) from the fireplace opening.
• Combustible or non-combustible mantel legs, surrounds and stub walls may be constructed per Figure 11.10.
A
Fi
re
pl
ac
e
O
pe
ni
ng
B
O
ut
si
de
D
im
en
si
on
s
in
.
36
41
m
m
91
4
10
41
in
.
42
47
m
m
10
67
11
94
M
od
el
#
R
H
-3
6
R
H
-4
2
B
A
9 3/4 in. [248 mm]
12 in.
[305 mm]
12 in.
[305 mm]
11 1/4 in. [286 mm]
FLUSH FRONT
4 in.
[102 mm]
BRICK FRONT
50° angle
39° angle
Figure 11.10 Mantel Leg or Wall Projections (acceptable on both sides of opening)
Heat & Glo • RH-36/RH-42 • 4044-153 • Rev AC • 1/11