Page 6
Vista 42 Indoor Gas Fireplace
rev. 110201
Section 2:
Framing
Installation
1).
Frame in the enclosure for the unit with framing materials. The framed opening
for the assembled fireplace is 42" wide, x 461/2" high x 215/8" deep, see
Figure 2
.
NOTE:
When constructing the framed opening, please ensure there is access to
install the gas line when the unit is installed. See
Figure 22
.
0" clearance
to corners only
P”
N”
Q”
N”
M”
O”
Figure 2.
Framing dimensions, (straight wall and corner installation).
Figure 4.
Combustible Framing for shelves over the fireplace, top vent.
M
N
O
P
Q
R
S
T
Vista 42
461/2 42
215/8 or 221/8
68 481/8 N/A 401/8 45
Min.
84”
12”
7”
door
opening
3”
Rear
Vent
Ceiling level
Floor
Top Vent
18”
max.
2”
min.
Min 1”
Non-Combustible
Header
Non-Combustible
materials. Alcove
over fireplace.
33”
Exterior
Wall
Non-Combustible
Nailing Flange,
(
supplied
) figure 7.
46”
PEL Shor t
90° elbow
M
17 1/2”
2” min.
Combustible
Header
Combustible
Shelf
Non-Combustible
Nailing Flange,
(
supplied
) figure 7.
Exterior
Wall
M
9”
S
33”
18”
max.
2” min.
Combustible
Header
Combustible
Shelf
Non-Combustible
Nailing Flange,
(
supplied
) figure 7.
Exterior
Wall
IMPORTANT:
Straight though the wall applications shown in
Figures
3 and 5
are available for
N.G. (Natural Gas) equipped
fireplaces ONLY.
L.P equipped fireplaces see
Figure17b
for possible vent
configuration.
Figure 5.
Non Combustible Framing for Top Vent or Rear Vent,
with alcove ABOVE
FIREPLACE. N.G. ONLY
. See
Figure 17b
for L.P. Rear Vent.
Figure 3.
Combustible Framing for shelves over the fireplace, Rear vent.
N.G. ONLY
.
See
Figure 17b
for L.P. rear vent.
Notes:
- When facing with the Overlay Method the depth is increased by 1/2". See Planning Guide for more
information.
- When sheetrock is not used behind the fireplace, framing depth "O" may be reduced by 5/8".